{"title":"Mercury \/ Mariner Ignition","description":"","products":[{"product_id":"switch-box-3cyl-6cyl-for-mercury-mariner-outboard-332-5524-332-5524a1-332-7778","title":"CDI Switch Box \/ Power Pack for Mercury \u0026 Force | 4Boats","description":"\u003cp\u003e\u003cstrong\u003eCDI Switch\u003c\/strong\u003e switch box \/ power pack replacement for Mercury\/Mariner and Force 3‑ and 6‑cylinder outboards (1976-2000), restoring consistent spark and reliable starting.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand new CDI \/ Power Pack Unit - unused, marine‑rated replacement.\u003c\/li\u003e\n\u003cli\u003eOEM compatible - replaces Mercury\/Mariner part numbers 332‑5524, 332‑5524A1, 332‑7778, 332‑7778A1, 332‑7778A3, 332‑7778A5, 332‑7778A6, 332‑7778A9, 332‑7778A12, 332‑7778A14 and CDI 114‑7778; Mallory 9‑25100; Sierra 18‑5775; REC 300‑01852.\u003c\/li\u003e\n\u003cli\u003eDirect plug‑and‑play replacement - disconnect the battery before installation; ensure connectors and grounds are clean for best results.\u003c\/li\u003e\n\u003cli\u003eMercury\/Mariner 3‑cyl compatible fits and serial ranges: 50HP (1986-1990) Electric Start, Serial 0A912478-0D000749\u003c\/li\u003e\n\u003cli\u003eMercury\/Mariner 6‑cyl compatible fits and serial ranges: 90HP (1979-1986) Inline‑6, Serial 5290000-0G840500\u003c\/li\u003e\n\u003cli\u003eForce compatibility on select 70HP and 90HP models - verify fit with your engine serial number before ordering.\u003c\/li\u003e\n\u003cli\u003ePerformance and durability - engineered to meet or exceed OEM ignition timing and spark delivery for reliable starts and smoother running.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIf you need help confirming fit, contact us with your engine serial number before ordering.\u003c\/p\u003e","brand":"4Boats","offers":[{"title":"Default Title","offer_id":40260106682457,"sku":"300-01852","price":59.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/switch-box-3cyl-and-6cyl-for-mercury-mariner-outboard-332-5524-332-5524a1-332-7778-4boats-1.jpg?v=1738093360"},{"product_id":"rectifier-for-mercury-outboard-9-9-55-hp-810937m","title":"Mercury Voltage Rectifier 9.9-55 hp 810937M 8M0091976 | 4Boats","description":"\u003cul class=\"serp-highlights\"\u003e\n\u003cli\u003e55 HP\u003c\/li\u003e\n\u003cli\u003e60 HP\u003c\/li\u003e\n\u003cli\u003e9 HP\u003c\/li\u003e\n\u003cli\u003e9HP\u003c\/li\u003e\n\u003cli\u003e810937 m\u003c\/li\u003e\n\u003cli\u003e81652 m\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKeep your Mercury outboard charging and electrical system reliable with this new voltage rectifier, a direct replacement for Mercury OEM parts for 9.9-55 hp engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM replacement for Mercury part numbers 810937M, 810937T and 8M0091976.\u003c\/li\u003e\n\u003cli\u003eCompatibility: fits 7.4 kW (9.9 hp) 682-series, 11.2 kW (15 hp) 6G1-series and 41.0 kW (55 hp) 663-series Mercury outboards.\u003c\/li\u003e\n\u003cli\u003eBuilt from marine-grade materials for corrosion resistance and long service life.\u003c\/li\u003e\n\u003cli\u003eEnsures proper voltage rectification and regulation to protect the electrical and charging systems.\u003c\/li\u003e\n\u003cli\u003eCondition: New.\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for straightforward installation.\u003c\/li\u003e\n\u003cli\u003eBuyer is responsible for verifying this part is correct for their outboard model and series before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eVerify your engine series and OEM part number prior to installation.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40309826486361,"sku":"6G1-81970a","price":19.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/rectifier-for-mercury-outboard-9-9-55-hp-810937m-4boats-1.jpg?v=1738093761"},{"product_id":"ignition-coil-for-25hp-4-stroke-for-mercury-mariner-outboard-98-09-859738t1","title":"High-Quality Ignition Coil for Mercury Mariner 25HP '98-'09 | 4Boats","description":"\u003cp\u003eHigh-Quality Ignition ignition coil for Mercury Mariner Outboard 25HP 4-Stroke (18.6 kW) models 1998–2009 — aftermarket replacement for specified Quicksilver and cross-reference part numbers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits Mercury\/Mariner Outboard 4-Stroke 1998–2009 — 18.6 kW (25 HP)\u003c\/li\u003e\n\u003cli\u003eReplaces Quicksilver 339-859738T1, 825101A2, 859738T1\u003c\/li\u003e\n\u003cli\u003eCross-reference: Yamaha 65W-85570-00; Parsun F25-05120000; PAF25-05120000\u003c\/li\u003e\n\u003cli\u003eOEM codes: 65W-85570-01, 65W8557000, 65W8557001\u003c\/li\u003e\n\u003cli\u003eSerial numbers listed below: OG760300 THRU OT408999 OG960500 \u0026amp; UP OP017000 THRU OP153499 OP153500 THRU OP3882\u003c\/li\u003e\n\u003cli\u003eDurable aftermarket coil designed for dependable spark and reliable starting\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for compatible engines — plug-and-play installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease verify your engine serial number against the list before ordering. If you are unsure about compatibility, contact us for assistance to confirm the correct ignition coil for your outboard.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40515562209369,"sku":"MS-859738T1","price":79.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/high-quality-ignition-coil-for-mercury-mariner-outboard-25hp-4-stroke-98-09-replaces-859738t1-4boats-1.jpg?v=1738106599"},{"product_id":"ignition-coil-300-8m0077471-300-879984t01-for-mercury-optimax-339-879984t00","title":"Marine-Grade Ignition Coil for Mercury Optimax 300-879984T01 | 4Boats","description":"\u003cp\u003eReplace a worn or faulty unit with a Marine-Grade Ignition coil designed for Mercury Optimax and compatible EFI outboards.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement for 300-879984T01, 300-8M0077471, 339-879984A1 and related part numbers\u003c\/li\u003e\n\u003cli\u003e5-pin connector for original-fit installation\u003c\/li\u003e\n\u003cli\u003eSuitable for 22–224 kW (30–300 hp) Mercury models including Optimax, Pro XS and Racing ranges\u003c\/li\u003e\n\u003cli\u003eCompatible with Mercury EFI 4‑Stroke, Optimax, Optimax Pro XS and selected EFI 2‑Stroke\/Racing EFI 2‑Stroke models\u003c\/li\u003e\n\u003cli\u003eMarine-grade aftermarket construction for corrosion resistance and reliable ignition performance\u003c\/li\u003e\n\u003cli\u003eSupersedes older part numbers; newest replacement available\u003c\/li\u003e\n\u003cli\u003eAlways compare your original part number to ensure correct fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease verify the part number on your outboard before purchase; contact us with model and serial details if you need help confirming compatibility.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40515562340441,"sku":"MS300-8M0077471","price":138.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/marine-grade-ignition-coil-for-mercury-optimax-300-8m0077471-300-879984t01-4boats-1.jpg?v=1738106628"},{"product_id":"ignition-coil-for-mercury-mariner-55-60-w48-hp-2-cyl-81549m-97077m","title":"High-Quality Ignition Ignition Coil Mercury Mariner 55\/60\/48 | 4Boats","description":"\u003cp\u003eAftermarket ignition coil for Mercury Mariner 55, 60 and 48 HP (W48) 2-cylinder outboards; direct replacement for OEM 81549M and 97077M.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect fit for Mercury Mariner 55, 60 and 48 HP (W48) (2-cylinder)\u003c\/li\u003e\n\u003cli\u003eReplaces OEM part numbers 81549M and 97077M\u003c\/li\u003e\n\u003cli\u003eMarine-grade construction for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eFully compatible and interchangeable with OEM units\u003c\/li\u003e\n\u003cli\u003eSuitable for two-cylinder outboard ignition systems\u003c\/li\u003e\n\u003cli\u003eAftermarket component engineered to meet marine engine standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease verify model and serial compatibility before purchase; visual similarity does not guarantee fit.\u003c\/p\u003e\u003cp\u003eSee our \u003ca href=\"\/collections\/ignition-coils\"\u003eIgnition Coils\u003c\/a\u003e collection for related parts.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40515562471513,"sku":"MS697-85570-00B","price":89.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/high-quality-ignition-coil-for-mercury-mariner-55-60-w48-hp-2-cyl-81549m-97077m-4boats.jpg?v=1738106636"},{"product_id":"ignition-coil-4-stroke-for-mercury-mariner-outboard-9-9-hp-13-5-hp-15-hp-66m-85570-00","title":"Ignition Coil for Mercury Mariner Yamaha 9.9 15 HP 4-Stroke 66M-85570-00 855685T","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): Ignition Coil for Mercury Mariner Yamaha 9.9 15 HP 4-Stroke 66M-85570-00 855685T\n  SEO NOTES: Grounded in SKU 66M-85570-00 research. Verified for Mercury\/Mariner 8-15HP and Yamaha F9.9\/F15 4-stroke models.\n--\u003e\n\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"Ignition Coil for Mercury Mariner \u0026 Yamaha 4-Stroke Outboards (9.9HP - 15HP)\",\n    \"description\": \"Premium aftermarket ignition coil for Mercury Mariner and Yamaha 4-stroke outboards. Fits 9.9HP, 13.5HP, and 15HP models. Replaces 66M-85570-00 and 855685T.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"4Boats \/ Aftermarket\" },\n    \"sku\": \"66M-85570-00\",\n    \"mpn\": \"66M-85570-00\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/products\/ignition-coil-4-stroke-for-mercury-mariner-outboard-9-9-hp-13-5-hp-15-hp-66m-85570-00\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"{{ product.price | money_without_currency }}\",\n      \"availability\": \"https:\/\/schema.org\/InStock\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eIgnition Coil 66M-85570-00\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003eFor Mercury, Mariner \u0026amp; Yamaha 4-Stroke Outboards\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003eRestore peak performance and reliable starting to your outboard with this premium replacement ignition coil. Specifically engineered for the 323cc powerheads used in Mercury, Mariner, and Yamaha 4-stroke engines, this unit provides the high-voltage spark necessary for efficient combustion and smooth idling.\u003c\/p\u003e\n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eRELIABILITY:\u003c\/strong\u003e Manufactured with high-grade copper windings and marine-spec insulation to withstand high temperatures and vibration.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Direct fit replacement for OEM 66M-85570\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Complete assembly with HT lead\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Corrosion-resistant mounting bracket\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Improved cold-start reliability\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0; text-align: right;\"\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\u003cstrong\u003eEngine Type:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0; text-align: right;\"\u003e4-Stroke (2 Cylinder)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0; text-align: right;\"\u003eABS \u0026amp; High-Grade Copper\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\u003cstrong\u003eTerminal Type:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0; text-align: right;\"\u003eBlade Terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eCompatibility \/ Fitment Guide\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003cthead\u003e\u003ctr style=\"background-color: #ecf0f1;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eModel Application\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eYear\/Notes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e8HP, 9.9HP, 13.5HP, 15HP (4-Stroke)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eApprox. 1998–2006\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eF9.9, T9.9, F15\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1998–2006 (F15 98-05)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eParsun\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eF9.9, F15\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eClone Models\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003ctr style=\"background-color: #fdfdfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eYamaha:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e66M-85570-00, 66M-85570-01, 66M-85570-02, 66M-85570-03\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMercury \/ Mariner:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e855685, 855685T, 8251012, 825101\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color: #fdfdfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSierra Marine:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e18-23601\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; background-color: #fcfcfc; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px;\"\u003e\n    \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eIs this a genuine original part?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThis is a premium quality 4Boats aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and spark output.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eHow do I know if it is compatible?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003ePlease check the part number stamped on your original coil. If it matches 66M-85570 or the Mercury 855685 reference, this part is the correct replacement.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 0;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eDoes it include the spark plug cap?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThis unit comes as shown with the high-tension lead. You may need to transfer your existing spark plug cap or install a new one depending on your specific engine lead configuration.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Professional installation is recommended. Please verify your original part number against the references above at 4boats.co.uk before purchasing.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":40515562504281,"sku":"855685","price":69.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/high-quality-ignition-coil-for-mercury-mariner-outboard-8-hp-9-9-hp-13-5-hp-15-hp-855685-855685t-4boats-1.jpg?v=1738106638"},{"product_id":"ignition-coil-for-yamaha-3a-40q-66m-85570-00","title":"Premium Ignition Coil for Yamaha 3A, 40Q \u0026 Mariner 6E9 | 4Boats","description":"\u003cp\u003ePremium Ignition aftermarket coil for Yamaha 3A and 40Q outboards, also compatible with Mariner 6E9-series engines.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits Yamaha 3A (1985–1992)\u003c\/li\u003e\n\u003cli\u003eFits Yamaha 40Q (1990–1998)\u003c\/li\u003e\n\u003cli\u003eCompatible with Mariner 6E9-100101 to 6E9-105013 E (Canada Cat.# 90-97668 - TWIN CARB)\u003c\/li\u003e\n\u003cli\u003eReplaces OEM \u003cstrong\u003e66M-85570-00\u003c\/strong\u003e, \u003cstrong\u003e66M-85570-00-00\u003c\/strong\u003e, \u003cstrong\u003e66M-85570-01-00\u003c\/strong\u003e and \u003cstrong\u003e84879M\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMarine-grade construction for reliable saltwater performance\u003c\/li\u003e\n\u003cli\u003eFully interchangeable with OEM for plug-and-play installation\u003c\/li\u003e\n\u003cli\u003eManufactured in the EU or supplied by an authorized EU distributor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eVisual similarity does not guarantee compatibility; always verify OEM numbers and engine year before ordering.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":40515562635353,"sku":"ms689-81311-40","price":59.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/premium-ignition-coil-for-yamaha-3a-40q-mariner-6e9-100101-to-6e9-105013-e-4boats.jpg?v=1738106656"},{"product_id":"ignition-coil-for-mercury-mariner-339-859738t1-825101a2-859738t1","title":"Ignition Coil — Mercury Mariner 339-859738T1, 825101A2 | 4Boats","description":"\u003cp\u003eAftermarket Ignition Coil for Mercury and Mariner outboards, designed as a direct OEM replacement to restore reliable spark and consistent engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible OEM Part Numbers:\u003c\/strong\u003e Mercury: 339-859738T1, 859738T1; Mercury\/Mariner: 825101A2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2‑stroke engine fitment:\u003c\/strong\u003e 25 HP (2‑ \u0026amp; 3‑cyl, 1984–2006); 30 HP (2‑ \u0026amp; 3‑cyl, 1984–2006); 35 HP (2‑cyl, 1984–2005); 40 HP (2‑ \u0026amp; 3‑cyl, 1984–2006); 45 HP (3‑cyl, 1986–1994)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4‑stroke engine fitment:\u003c\/strong\u003e 25 HP (3‑cyl, 1999–2006); 30 HP (3‑cyl, 1999–2006); 40 HP (3‑ \u0026amp; 4‑cyl, 1999–2006)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct features:\u003c\/strong\u003e Direct replacement for OEM ignition coils; engineered to provide a consistent spark and reliable starts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Ideal for Mercury and Mariner outboards used in boats, RIBs, inflatables and small craft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Aftermarket unit built to meet or exceed OEM standards with corrosion‑resistant casing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fits selected 25–45 HP models; always verify OEM part numbers before purchase\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSimple plug‑and‑play replacement — install following manufacturer safety guidance and verify full fitment by matching the OEM numbers listed above. See our \u003ca href=\"\/collections\/ignition-coils\"\u003eIgnition Coils collection\u003c\/a\u003e for related parts and accessories.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40515562831961,"sku":"339-859738T1","price":79.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/ignition-coil-for-mercury-mariner-outboard-compatible-339-859738t1-825101a2-and-859738t1-4boats-1.jpg?v=1738106661"},{"product_id":"coil-ignition-mercury-mariner-802366a1-omc-johnson-evinrude-0582508-0777661-582508","title":"Ignition Coil for Mercury Mariner 85-140 HP 802366A1 | 4Boats","description":"\u003cp\u003eAftermarket marine-grade Ignition Coil for Mercury Mariner outboards 85–140 HP. Supplied as a single unit and compatible with OEM reference 802366A1.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatibility: fits model 802366A1\u003c\/li\u003e\n\u003cli\u003ePower range: 85–140 HP\u003c\/li\u003e\n\u003cli\u003eWeight: 0.38 kg (0.84 lb)\u003c\/li\u003e\n\u003cli\u003eDimensions: L 9.22 cm (3.63 in) × W 5.72 cm (2.25 in) × H 6.68 cm (2.63 in)\u003c\/li\u003e\n\u003cli\u003ePackage: 1 ignition coil included\u003c\/li\u003e\n\u003cli\u003eMarine-grade aftermarket construction for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eInterchangeable with OEM\/reference numbers 0582508, 0777661, 582508, REC0582508, Sierra 18-5179\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease confirm fitment before purchase — even visually similar parts may not be correct. We can supply other models on request and will help verify compatibility.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40515562930265,"sku":"MS0582508a","price":29.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/ignition-coil-for-mercury-mariner-outboard-85-140-hp-802366a1-4boats-1.jpg?v=1738106680"},{"product_id":"coil-ignition-mercury-mercruiser-823034","title":"Ignition Coil Mercury Mariner 4HP–5HP 2‑Stroke 815113T02 16064","description":"\u003cp\u003eHigh-quality aftermarket ignition coil for Mercury\/Mariner 4HP–5HP 2‑stroke outboards, engineered for reliable marine performance and easy fitment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Mercury \u003cstrong\u003e16064, 16064A1, 16064A3, 815113T02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e1 x ignition coil\u003c\/li\u003e\n\u003cli\u003eFor Mercury\/Mariner 4HP–5HP 2‑stroke outboards\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003cli\u003eRubber and metal construction\u003c\/li\u003e\n\u003cli\u003eAftermarket marine-grade unit, compatible and interchangeable with OEM references\u003c\/li\u003e\n\u003cli\u003eAdditional model references available on request\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease verify compatibility with your engine model before purchase and contact us if you need confirmation or additional fitment information.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40515562963033,"sku":"MS815113T02","price":89.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/ignition-coil-and-lead-for-mercury-mariner-4hp-5hp-2-stroke-outboard-815113t02-16064-4boats-1.jpg?v=1738106684"},{"product_id":"cdi-electronics-mercury-mariner-ignition-coil-339-832757a4-184-0001","title":"CDI Electronics 184-0001 Ignition Coil Mercury Mariner 339-832757A4 6HP-225HP","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): CDI Electronics 184-0001 Ignition Coil Mercury Mariner 339-832757A4 6HP-225HP\n  SEO NOTES: Grounded in SKU 184-0001 research. Replaces Mercury 339-832757A4. Fits 2\/3\/4\/6 cylinder 2-stroke outboards. Technical specs verified.\n--\u003e\n\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"CDI Electronics Mercury Mariner Ignition Coil 184-0001\",\n    \"description\": \"Premium aftermarket ignition coil for Mercury\/Mariner 2-stroke outboard engines. Replaces OEM 339-832757A4. Designed for 2, 3, 4, and 6 cylinder models ranging from 6HP to 225HP.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"CDI Electronics\" },\n    \"sku\": \"184-0001\",\n    \"mpn\": \"184-0001\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/products\/cdi-electronics-mercury-mariner-ignition-coil-339-832757a4-184-0001\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"{{ product.price | money_without_currency }}\",\n      \"availability\": \"https:\/\/schema.org\/InStock\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eCDI Electronics Ignition Coil 184-0001\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003eReplaces Mercury Mariner P\/N: 339-832757A4\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003eRestore your outboard's ignition system with the \u003cstrong\u003eCDI Electronics 184-0001 Ignition Coil\u003c\/strong\u003e. Engineered as a high-performance replacement for Mercury and Mariner 2-stroke engines, this coil is built to deliver a consistent, powerful spark across all RPM ranges. It is a direct-fit solution for ADI (Capacitive Discharge Ignition) systems, ensuring your engine starts reliably and runs efficiently.\u003c\/p\u003e\n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eRELIABILITY:\u003c\/strong\u003e Manufactured using high-temp epoxy and marine-grade polymers to resist vibration, moisture, and thermal stress in harsh saltwater environments.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eDirect Fit:\u003c\/strong\u003e Designed for easy mounting via strap or bracket.\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eBroad Compatibility:\u003c\/strong\u003e Covers 2, 3, 4, and 6 cylinder outboards.\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eTerminal Type:\u003c\/strong\u003e Features ring terminal connectors for secure wiring.\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eQuality Standards:\u003c\/strong\u003e Meets or exceeds original OEM performance specs.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003ePrimary Resistance:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e0.2 Ω - 1.0 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eSecondary Resistance:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e800 Ω - 1100 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eMounting Style:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003eSolid Body (Non-Thru-Bolt)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eIgnition Type:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e2-Stroke Switchbox \/ ADI\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eTerminal Polarity:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003eGreen (+) \/ Black (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eCompatibility \/ Fitment Guide\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003cthead\u003e\n          \u003ctr style=\"background-color: #ecf0f1;\"\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eEngine Configuration\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eHorsepower Range\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eYear Range\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e2-Cylinder Models\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e6 HP - 40 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1970 - 2006\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3-Cylinder Models\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e45 HP - 90 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1976 - 1997\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e4-Cylinder Models\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e45 HP - 125 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1976 - 1997\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e6-Cylinder Models\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e90 HP - 225 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1976 - 2000\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eForce Outboards\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e40 HP - 150 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1989 - 1995\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n      \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fcfcfc; width: 30%;\"\u003e\u003cstrong\u003eMercury \/ Mariner:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e339-832757A4, 339-832757A3, 339-832757B4, 339-7370A13, 339-7370A23, 339-7370A16, 8M0219430, 338-4995A2\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fcfcfc;\"\u003e\u003cstrong\u003eSierra Marine:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e18-5186\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fcfcfc;\"\u003e\u003cstrong\u003eMallory:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e9-23200\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fcfcfc;\"\u003e\u003cstrong\u003eGLM:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e72115\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; background-color: #fcfcfc; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px;\"\u003e\n    \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eIs this a genuine original part?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThis is a premium CDI Electronics aftermarket replacement part, specifically designed to meet or exceed original equipment (OE) standards for marine reliability and performance.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eHow do I know if it is compatible?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eCompare your existing coil with the OEM cross-reference list above. Note: This is the \u003cstrong\u003esolid-body\u003c\/strong\u003e style. If your coil has a bolt hole directly through the center of the body, you may need part number 184-0006 instead.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 0;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eWhich wires connect to the terminals?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eFor standard Mercury ADI systems, the \u003cstrong\u003eGreen wire\u003c\/strong\u003e connects to the Positive (+) terminal and the \u003cstrong\u003eBlack wire\u003c\/strong\u003e connects to the Negative (-) terminal.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please verify your original part number or engine serial number against the references above before purchasing. Professional installation is recommended. Visit 4boats.co.uk for more technical support.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40515562995801,"sku":"MS300-08309","price":19.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/ignition-coil-for-mercury-mariner-outboard-339-832757a4-184-0001-4boats-1.jpg?v=1738106686"},{"product_id":"motor-rectifier-for-marine-outboard-62351a1-62351a2-816770-816770t","title":"Mercury Mariner Outboard Rectifier 62351A1 62351A2 816770 816770T 12V 3-Post Part","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): Mercury Mariner Outboard Rectifier 62351A1 62351A2 816770 816770T 12V 3-Post Part\n  SEO NOTES: Research-backed technical data for SKU 62351A1. Verified fitment for 6HP-225HP 2-stroke engines. Cross-referenced with Sierra 18-5707 and CDI 154-6770. High-density content for marine charging systems.\n--\u003e\n\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"Mercury Mariner Outboard Rectifier 62351A1 62351A2 816770 816770T\",\n    \"description\": \"Premium 12V 3-post square rectifier for Mercury and Mariner outboard motors. Replaces OEM 62351A1, 816770T, and Sierra 18-5707. Essential for battery charging and tachometer signal stability.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"Mercury\/Mariner\" },\n    \"sku\": \"62351A1\",\n    \"mpn\": \"62351A1\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/products\/motor-rectifier-for-marine-outboard-62351a1-62351a2-816770-816770t\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"{{ product.price | money_without_currency }}\",\n      \"availability\": \"https:\/\/schema.org\/InStock\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eMercury Outboard Rectifier 62351A1\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003ePremium Quality 3-Post Charging System Component\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003eThis high-performance marine rectifier is engineered to convert the AC power generated by your engine's stator into regulated DC power, ensuring your battery remains charged and your onboard electronics receive consistent voltage. Designed specifically for the classic square 3-post mounting system found on many Mercury and Mariner 2-stroke outboards, this component is critical for both the charging circuit and providing the signal for your tachometer.\u003c\/p\u003e\n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eRELIABILITY:\u003c\/strong\u003e Built to meet or exceed OEM specifications for long-lasting performance in harsh saltwater and freshwater environments.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Direct fit for 16-Amp and 9-Amp systems\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ High-grade potting for vibration resistance\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Precision 3-post terminal layout\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Heavy-duty heat dissipation base\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0; text-align: right;\"\u003e12V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\u003cstrong\u003eAmperage Cap:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0; text-align: right;\"\u003eUp to 20A\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\u003cstrong\u003eTerminal Type:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0; text-align: right;\"\u003e3-Post (Square)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f0f0f0; text-align: right;\"\u003eSingle Bolt Hole\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eCompatibility \/ Fitment Guide\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003cthead\u003e\u003ctr style=\"background-color: #ecf0f1;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eEngine Range\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eModel Years\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e6 HP to 25 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1970 - 1997\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eStandard 2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e40 HP to 90 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1967 - 2000\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3 \u0026amp; 4 Cylinder Models\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e100 HP to 200 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1976 - 1995\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eV6 16-Amp Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e225 HP \/ ProMax\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eVarious\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCheck original SKU\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; width: 50%;\"\u003e\u003cstrong\u003eMercury \/ Mariner:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e62351A1, 62351A2, 816770, 816770T\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSierra Marine:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e18-5707\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCDI Electronics:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e154-6770\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMallory Marine:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e9-17100\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; background-color: #fcfcfc; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px;\"\u003e\n    \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eIs this a genuine original part?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThis is a premium quality aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and performance on Mercury and Mariner engines.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eHow do I know if it is compatible?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eCheck if your current rectifier is the \"square style\" with three posts. If your original part number matches 62351A1, 816770T, or Sierra 18-5707, this is the correct replacement.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 0;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eWill this fix my tachometer if it's not working?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eOften, yes. On many Mercury outboards, the tachometer signal is derived from the rectifier\/stator circuit. If the rectifier fails, the tachometer is usually the first gauge to stop working correctly.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please verify your original part number against the references above before purchasing. Distributed by 4boats.co.uk.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":40631779098713,"sku":"135632","price":23.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/motor-rectifier-for-marine-outboard-62351a1-62351a2-816770-816770t-4boats.jpg?v=1738116841"},{"product_id":"spark-plug-ngk-lfr5a-11-for-75hp-90hp-carb-and-225-efi","title":"NGK LFR5A-11 Spark Plug 6376 for Yamaha F75-F250 \u0026 Mercury 75-225HP 4-Stroke","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): NGK LFR5A-11 Spark Plug 6376 for Yamaha F75-F250 \u0026 Mercury 75-225HP 4-Stroke\n  SEO NOTES: Verified SKU LFR5A-11 (Stock 6376). Exact fitment for Yamaha\/Mercury 4-stroke outboards. Technical specs sourced from NGK. \n--\u003e\n\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"NGK LFR5A-11 V-Power Spark Plug (6376)\",\n    \"description\": \"Premium NGK V-Power spark plug designed for high-performance marine applications. Features a V-groove center electrode for improved ignitability and reduced quenching in Yamaha and Mercury 4-stroke outboards.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"NGK\" },\n    \"sku\": \"LFR5A-11\",\n    \"mpn\": \"6376\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/products\/spark-plug-ngk-lfr5a-11-for-75hp-90hp-carb-and-225-efi\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"{{ product.price | money_without_currency }}\",\n      \"availability\": \"https:\/\/schema.org\/InStock\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eNGK LFR5A-11 (6376) Spark Plug\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003ePerformance Marine Ignition for 4-Stroke Outboards\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003eThe \u003cstrong\u003eNGK LFR5A-11 (Stock No. 6376)\u003c\/strong\u003e is a high-performance V-Power spark plug engineered to deliver superior reliability in marine environments. Featuring NGK's patented V-groove technology, this plug ensures a more consistent spark and better flame kernel development, making it the ideal choice for heavy-duty 4-stroke outboard engines.\u003c\/p\u003e\n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eRELIABILITY:\u003c\/strong\u003e Built with trivalent metal plating and a pure alumina silicate ceramic insulator to resist corrosion and electrical flashover in harsh saltwater conditions.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eV-Power Design:\u003c\/strong\u003e Improves ignitability and reduces quenching.\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003e98% Pure Copper Core:\u003c\/strong\u003e Efficiently dissipates heat to prevent engine damage.\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eTrivalent Plating:\u003c\/strong\u003e Anti-corrosion and anti-seizing properties; no anti-seize required.\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eDirect OEM Match:\u003c\/strong\u003e Precision-fit for Yamaha and Mercury EFI models.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e\u003cstrong\u003eThread Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e14mm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e\u003cstrong\u003eThread Reach\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e26.5mm (1.04\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e\u003cstrong\u003eHex Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e16mm (5\/8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e\u003cstrong\u003eSpark Gap\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e1.1mm (0.043\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e\u003cstrong\u003eHeat Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003e\u003cstrong\u003eResistor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #f1f1f1;\"\u003eYes (5k Ohm)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eCompatibility \/ Fitment Guide\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003cthead\u003e\u003ctr style=\"background-color: #ecf0f1;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eModel Range\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYamaha 4-Stroke\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eF75, F80, F90, F100, F115\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eApprox 1999 - 2017+\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYamaha 4-Stroke\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eF150, F200, F225, F250\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eV6 Models \/ 3.3L\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e75HP, 90HP, 115HP EFI\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e4-Stroke DOHC models\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e225HP (V6) EFI\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e4-Stroke USA 0T653945+\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSelva 4-Stroke\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMarlin, KillerWhale\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDirect Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n      \u003ctr style=\"background-color: #fcfcfc;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; width: 30%;\"\u003e\u003cstrong\u003eYamaha\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLFR-5A110-00-00, 94702-00391, 94709-00391\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMercury\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e33-859495, 33-859495Q, 859495Q, 8M0057936\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background-color: #fcfcfc;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHonda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e9807B-5517W\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eChampion\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eREC10YC4\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- QUESTIONS \u0026 ANSWERS SECTION --\u003e\n  \u003cdiv style=\"margin-top: 30px; background-color: #fcfcfc; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px;\"\u003e\n    \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eIs this a genuine original part?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eYes, we supply genuine NGK spark plugs. These are the factory-spec ignition components used by major manufacturers like Yamaha and Mercury.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eHow do I know if it is compatible?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eCheck the SKU (LFR5A-11) or Stock Number (6376). If your current plug matches either, or if your engine model is listed in our fitment guide, this is the correct part for your engine.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 0;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eWhat is the benefit of the V-Power design in marine engines?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThe V-cut center electrode directs the spark to the edge of the electrode. This reduces quenching (heat absorption) and ensures a larger, more powerful flame kernel, which is vital for smooth idling and reliable starting in cold or humid marine conditions.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e At 4boats.co.uk, we recommend verifying your engine's specific gap requirements in your owner's manual before installation.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"barrus","offers":[{"title":"Default Title","offer_id":41037319929945,"sku":"LFR5A-11-NGK","price":5.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/ngk-lfr5a-11-spark-plug-for-mercury-mariner-yamaha-suzuki-outboards-genuine-replacement-4boats-1.jpg?v=1738120001"},{"product_id":"ignition-coil-for-mercury-2-cyl-855685t-g1426","title":"Ignition Coil for Mercury 2‑Cylinder 855685T (855685, G1426) | 4Boats","description":"\u003cp\u003ePremium ignition coil replacement for Mercury\/Mariner 2‑cylinder EFI 4‑stroke outboards (1998–2008). Replaces OEM parts 855685 \/ 855685T (G1426) and is engineered to deliver reliable spark, smoother starts and optimized combustion.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect replacement\u003c\/strong\u003e: Fits Mercury OEM parts 855685, 855685T (G1426)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: Fits Mercury\/Mariner F8, F9.9, F13.5 and F15 2‑cylinder EFI 4‑stroke outboards (1998–2008); confirm by part number and connector style\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance\u003c\/strong\u003e: Delivers strong, consistent ignition for smooth operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction\u003c\/strong\u003e: Marine‑grade materials resist saltwater corrosion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation\u003c\/strong\u003e: Plug-and-play — matches OEM specifications for easy replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAftermarket alternative\u003c\/strong\u003e: Cost-effective, OEM‑compatible replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability\u003c\/strong\u003e: Manufactured to meet or exceed marine industry standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel efficiency\u003c\/strong\u003e: Reduces misfires and helps optimize fuel combustion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-reference\u003c\/strong\u003e: Compatible with Yamaha\/Mariner cross-ref codes 66M-85570-00 \/ 66M-85570-01 \/ 66M-85570-02 \/ 66M-85570-03 when matching connector and mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIdeal for routine maintenance or performance upkeep on Mercury\/Mariner 2‑cylinder EFI 4‑stroke outboards. Confirm fit by matching the OEM part number (855685 \/ 855685T \/ G1426) and visual connector before installation.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":41342394105945,"sku":"ER G1426M","price":79.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/ignition-coil-for-mercury-2-cyl-855685t-g1426-4boats-1.jpg?v=1738119203"},{"product_id":"outboard-switch-box-power-pack-for-mercury-3-cylinder-65-95hp-1992-1997-18495a10-18495a12","title":"Mercury Outboard Switch Box Power Pack 65-95HP 3-Cyl 1992-97 18495A10 18495A12","description":"\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"Outboard Switch Box Power Pack for Mercury 3 Cylinder 65-95HP 1992-1997\",\n    \"image\": \"{{ product.featured_image | img_url: '1024x1024' }}\",\n    \"description\": \"Restore peak ignition performance to your Mercury 3-Cylinder 65-95HP outboard (1992-1997). Direct replacement for OEM 18495A10, 18495A12, 18495A15, 18495A19, 18495A26.\",\n    \"brand\": {\n      \"@type\": \"Brand\",\n      \"name\": \"Aftermarket \/ Moto-Electrical\"\n    },\n    \"sku\": \"18495A10\",\n    \"mpn\": \"18495A10\",\n    \"category\": \"Marine Parts \u003e Outboard Ignition \u003e Switch Box\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/products\/{{ product.handle }}\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"{{ product.price | money_without_currency }}\",\n      \"availability\": \"https:\/\/schema.org\/InStock\",\n      \"itemCondition\": \"https:\/\/schema.org\/NewCondition\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eOutboard Switch Box Power Pack\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003ePremium Replacement for Mercury 3-Cylinder 65-95HP (1992-1997)\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003e\n      Restore the essential spark to your marine engine with this high-quality aftermarket Outboard Switch Box Power Pack. Engineered specifically for Mercury 3-Cylinder 65HP, 75HP, 90HP, and 95HP outboards manufactured between 1992 and 1997.\n    \u003c\/p\u003e\n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eDIRECT FIT:\u003c\/strong\u003e Designed as a plug-and-play direct replacement for Mercury and Force outboards, ensuring immediate restoration of ignition function.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 8px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eDirect OEM Match:\u003c\/strong\u003e Replacement for 18495A10 and 18495A12.\u003c\/li\u003e\n        \u003cli style=\"padding: 8px 0; border-bottom: 1px dashed #eee;\"\u003e✔ \u003cstrong\u003eReliable Spark:\u003c\/strong\u003e Ensures consistent firing and smoother idle.\u003c\/li\u003e\n        \u003cli style=\"padding: 8px 0;\"\u003e✔ \u003cstrong\u003ePlug \u0026amp; Play:\u003c\/strong\u003e Easy installation for marine professionals or DIYers.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003ePart Type:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003eSwitch Box \/ CDI\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eEngine:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003e3 Cylinder Outboard\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eYears:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003e1992 - 1997\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; background-color: #f9f9f9;\"\u003eMercury \/ Quicksilver\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e18495A10, 18495A12, 18495A15, 18495A26\u003c\/td\u003e\n\u003c\/tr\u003e \n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eSierra Marine\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e18-5790\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003ePlease verify your vehicle model and year before purchasing. \u003cbr\u003eFast shipping available from \u003cstrong\u003e4Boats UK\u003c\/strong\u003e.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"4Boats","offers":[{"title":"Default Title","offer_id":41682473287769,"sku":"18495A26","price":62.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/outboard-switch-box-power-pack-for-mercury-3-cylinder-65-95hp-1992-1997-18495a10-18495a12-4boats-1.webp?v=1738119432"},{"product_id":"voltage-regulator-rectifier-30-125hp-for-mercury-outboard-883072t-8m0084173","title":"Voltage Regulator Rectifier 30–125HP for Mercury Outboard | | 4Boats","description":"\u003cp\u003eHigh-performance Voltage Regulator Rectifier for Mercury outboards, engineered to stabilise the charging system and protect electronics across 30–125 hp engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplaces Mercury part numbers: 883072T, 8M0084173, 815279-3, 815279T, 830179T, 18-5743, 8M0006034 — built to last\u003c\/li\u003e\n\u003cli\u003eFits 30–125 hp Mercury outboards, including 30hp, 40hp and 60hp models\u003c\/li\u003e\n\u003cli\u003eProduct type: Voltage Regulator Rectifier; Condition: brand new aftermarket\u003c\/li\u003e\n\u003cli\u003eMaterial: metal \u0026amp; plastic; Colour: as shown in the product image\u003c\/li\u003e\n\u003cli\u003eEnsures correct battery charging and stable voltage for ignition and onboard electronics\u003c\/li\u003e\n\u003cli\u003eMarine-grade design for saltwater and freshwater use; corrosion-resistant construction\u003c\/li\u003e\n\u003cli\u003ePlug-and-play connector for easy fitting; professional installation recommended\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDesigned as an OEM replacement to restore charging performance and prevent overvoltage damage to your Mercury outboard.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":41682594463833,"sku":"883072T","price":38.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/voltage-regulator-rectifier-30-125hp-for-mercury-outboard-883072t-8m0084173-4boats-1.webp?v=1738119435"},{"product_id":"spark-plug-bpz8hn10-ngk","title":"10 x NGK BPZ8H-N-10 Spark Plug 4495 for Mercury Mariner Outboard 40 50 60 115 125 HP","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): NGK BPZ8H-N-10 Spark Plug 4495 for Mercury Mariner Outboard 40 50 60 115 125 HP\n  SEO NOTES: Grounded in NGK SKU BPZ8H-N-10 (4495) research. Fitment verified for Mercury, Mariner, and Suzuki marine engines. Includes technical specs and OEM cross-reference.\n--\u003e\n\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"NGK Spark Plug BPZ8H-N-10 (Stock No. 4495)\",\n    \"description\": \"High-performance NGK V-Power marine spark plug designed for superior ignitability and fouling resistance in 2-stroke outboard engines. Features trivalent metal plating and a copper core for optimal heat transfer.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"NGK\" },\n    \"sku\": \"BPZ8H-N-10\",\n    \"mpn\": \"4495\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/products\/spark-plug-bpz8hn10-ngk\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"{{ product.price | money_without_currency }}\",\n      \"availability\": \"https:\/\/schema.org\/InStock\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eNGK BPZ8H-N-10 Spark Plug\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003ePremium V-Power Marine Performance - SKU: 4495\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003eThe NGK BPZ8H-N-10 (Stock No. 4495) is a specialized \"Z-type\" marine spark plug engineered to provide exceptional resistance to carbon fouling, particularly during prolonged idling or low-RPM operation. Featuring NGK's patented V-Power technology, this plug directs the spark to the edge of the electrode for faster flame growth and improved ignitability in demanding marine environments.\u003c\/p\u003e\n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eRELIABILITY:\u003c\/strong\u003e Constructed with a high-grade alumina silicate ceramic insulator and a 98% pure copper core to ensure superior heat dissipation and electrical insulation under heavy load.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Trivalent metal plating for anti-seizing\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Fouling-resistant \"Z\" type design\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 10px dashed #eee; border-bottom-color: transparent;\"\u003e✔ Solid terminal for secure connection\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Corrugated ribs to prevent flashover\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 5px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eThread Diameter:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e14mm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 5px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eThread Reach:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e12.7mm (1\/2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 5px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eHex Size:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e20.8mm (13\/16\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 5px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eSpark Gap:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e1.0mm (0.040\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 5px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eHeat Range:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 5px 0;\"\u003e\u003cstrong\u003eResistor Type:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003eInductive (35 Ohms)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eCompatibility \/ Fitment Guide\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px;\"\u003e\n        \u003cthead\u003e\u003ctr style=\"background-color: #ecf0f1;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eModel \/ Application\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e40HP, 50HP, 55HP, 60HP (3-Cyl 2-Stroke)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eApprox. 2001-2006 models\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e115HP, 125HP (4-Cyl 2-Stroke)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eApprox. 2001-2006 models\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMercury\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e225HP (3.0L Work)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1994-1997 models\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMercury\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e6HP, 8HP, 20HP, 25HP, 30HP, 45HP\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eVarious 2-Stroke \/ Jet \/ Sea Pro\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSuzuki\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eOutboard Applications\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eVerify via cross reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #f9f9f9; width: 40%;\"\u003e\u003cstrong\u003eMercury Marine OE:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e33-816837Q, 33-816837B2, 8168372, 852868139\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #f9f9f9;\"\u003e\u003cstrong\u003eChampion:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eQL78YC, 938M\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #f9f9f9;\"\u003e\u003cstrong\u003eDenso:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eW24FPR-U10\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #f9f9f9;\"\u003e\u003cstrong\u003eNGK Stock No:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e4495\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; background-color: #fcfcfc; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px;\"\u003e\n    \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eIs this a genuine NGK part?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eYes, this is an authentic NGK product, the world leader in spark plug technology and an original equipment supplier to many outboard manufacturers.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eHow do I know if it is compatible?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eWe recommend checking the SKU (BPZ8H-N-10) and the Cross Reference list provided above. If your original plug matches these numbers, it is the correct fit for your engine.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 0;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eWhat is the benefit of the \"Z\" type designation?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThe \"Z\" type construction is specifically designed for marine applications to be more resistant to carbon fouling during low-speed trolling or idling compared to standard spark plugs.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please verify your original part number and manufacturer's recommended gap setting before installation. Visit 4boats.co.uk for more marine maintenance parts.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":41845212643417,"sku":"BPZ8H-N-10-NGK","price":84.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/spark-plug-ngk-bpz8h-n-10-4boats.jpg?v=1738120213"},{"product_id":"mercury-mariner-outboard-engine-cdi-pack-40-125hp-4-cylinder-332-5772a1","title":"Mercury Mariner CDI Pack 40-125 hp 4‑Cylinder (332-5772A1) | 4Boats","description":"\u003cul class=\"serp-highlights\"\u003e\n\u003cli\u003e125 HP\u003c\/li\u003e\n\u003cli\u003e125HP\u003c\/li\u003e\n\u003cli\u003e40 HP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrand-new Mercury Mariner replacement CDI power pack for 4‑cylinder 2‑stroke outboards, covering 30-93 kW (40-125 hp) and delivering reliable ignition control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand new: unused, supplied in original box.\u003c\/li\u003e\n\u003cli\u003eOEM replacement: direct fit for multiple Mercury\/Mercruiser part numbers.\u003c\/li\u003e\n\u003cli\u003eReplaces: 332-5772A1, 332-5772A2, 332-5772A3, 332-5772A5, 332-5772A7, 5772A5.\u003c\/li\u003e\n\u003cli\u003eCompatible models (1976-2006): 4‑cylinder 2‑stroke outboards - 30-93 kW (40-125 hp); includes 40 hp (1990-2006), 50 hp (1976-2006), 60 hp (1984-2006).\u003c\/li\u003e\n\u003cli\u003ePerformance: optimised ignition timing for easier starts, smoother idling and improved combustion.\u003c\/li\u003e\n\u003cli\u003eInstallation: plug‑and‑play design for quick replacement; disconnect the battery before fitting.\u003c\/li\u003e\n\u003cli\u003eService note: if unsure about compatibility, provide your engine model and serial number for confirmation.\u003c\/li\u003e\n\u003cli\u003eSupplied as a CDI unit ignition coil assembly for straightforward replacement and dependable operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAlways check and clean electrical connections before installing.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":55142444925311,"sku":"332-5772A1","price":89.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/s-l1600_9_bfc268cf-79f1-4896-8313-98fdfc32bd33.jpg?v=1749315704"},{"product_id":"spark-plug-4-to-9-8hp-2-strokes-p-bp7hs-10","title":"NGK BP7HS-10 Marine Spark Plug 4-9.8HP 2-Stroke Outboard Tohatsu Mercury Nissan","description":"\u003c!--\n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars):\n  NGK BP7HS-10 Marine Spark Plug 4-9.8HP 2-Stroke Outboard Tohatsu Mercury Nissan\n\n  SEO \u0026 LLM OPTIMISATION NOTES:\n  1. JSON-LD Schema included for Google Rich Snippets.\n  2. Q\u0026A Section added for Voice Search \u0026 AI relevance.\n  3. Key specs are tabulated for easy machine parsing.\n  4. Comprehensive compatibility list for 2-stroke marine outboards (4-9.8HP).\n  5. OEM cross-reference table for wider search visibility.\n--\u003e\n\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003c!-- JSON-LD SCHEMA FOR SEO\/LLM (INVISIBLE TO HUMANS, READ BY BOTS) --\u003e\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"NGK BP7HS-10 Marine Spark Plug for 4-9.8HP 2-Stroke Outboard Engines\",\n    \"image\": \"https:\/\/4boats.co.uk\/cdn\/shop\/products\/spark-plug-4-to-9-8hp-2-strokes-p-bp7hs-10-826065.jpg\",\n    \"description\": \"Ensure reliable starts and smooth running for your 4HP to 9.8HP 2-stroke outboard engine with the NGK BP7HS-10 spark plug. This high-quality marine spark plug, equivalent to OEM specifications, offers superior performance, enhanced durability, and excellent fouling resistance for Tohatsu, Mercury, Nissan, and other compatible 2-stroke marine engines. Featuring a solid copper core, trivalent metal plating, and a triple-gasket sealing process, it delivers optimal combustion and protects against corrosion and leakage.\",\n    \"brand\": {\n      \"@type\": \"Brand\",\n      \"name\": \"NGK \/ Aftermarket\"\n    },\n    \"sku\": \"BP7HS-10\",\n    \"mpn\": \"BP7HS-10\",\n    \"category\": \"Marine Spark Plugs\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"4.82\",\n      \"availability\": \"https:\/\/schema.org\/InStock\",\n      \"itemCondition\": \"https:\/\/schema.org\/NewCondition\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003c!-- HERO BANNER SECTION (WHITE TEXT ON DARK BACKGROUND) --\u003e\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eNGK BP7HS-10 Marine Spark Plug\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003eReliable Ignition for 4-9.8HP 2-Stroke Outboard Engines\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- INTRODUCTION \/ SEO CONTENT --\u003e\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003e\n      Power your marine adventures with the \u003cstrong style=\"color: #2c3e50;\"\u003eNGK BP7HS-10 Spark Plug\u003c\/strong\u003e, specifically engineered for 4HP to 9.8HP 2-stroke outboard engines. This premium spark plug is designed to deliver consistent, powerful ignition, ensuring your engine starts effortlessly and runs smoothly, even in demanding marine conditions. It's an essential component for optimal engine performance and fuel efficiency.\n    \u003c\/p\u003e\n    \u003cp\u003e\n      Crafted with precision by NGK, a leader in spark plug technology, the BP7HS-10 features a robust construction and advanced design elements that contribute to its exceptional longevity and reliability. It's the ideal replacement for maintaining the performance of your Tohatsu, Mercury, Nissan, or other compatible small 2-stroke marine engine, offering a direct fit and uncompromising quality.\n    \u003c\/p\u003e\n    \n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eDIRECT FIT \/ KEY SELLING POINT:\u003c\/strong\u003e Engineered for OEM specifications, providing dependable performance and longevity for your 2-stroke marine outboard.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- FEATURES AND SPECS GRID --\u003e\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \n    \u003c!-- LEFT COLUMN: FEATURES --\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e\n          \u003cspan style=\"color: #27ae60; margin-right: 10px;\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eOEM Quality:\u003c\/strong\u003e Built to meet or exceed original equipment manufacturer standards for reliable performance.\n        \u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e\n          \u003cspan style=\"color: #27ae60; margin-right: 10px;\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eCopper Core:\u003c\/strong\u003e Solid copper core ensures superior heat dissipation and conductivity for consistent firing.\n        \u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e\n          \u003cspan style=\"color: #27ae60; margin-right: 10px;\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eAnti-Fouling Design:\u003c\/strong\u003e 99% pure alumina silicate insulator provides longer insulator noses to resist fouling.\n        \u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e\n          \u003cspan style=\"color: #27ae60; margin-right: 10px;\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eTriple-Gasket Seal:\u003c\/strong\u003e Prevents combustion gas leakage, ensuring maximum engine compression and power.\n        \u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0;\"\u003e\n          \u003cspan style=\"color: #27ae60; margin-right: 10px;\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eCorrosion Resistance:\u003c\/strong\u003e Trivalent metal plating offers superior anti-corrosion and anti-seizing properties for easy installation and removal.\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- RIGHT COLUMN: SPECS --\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003eNGK BP7HS-10\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eNGK Stock No.:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003e7829\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eThread Diameter:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003e14mm\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eThread Reach:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003e12.7mm (1\/2\")\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eSeat Type:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003eGasket\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eHex Size:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003e21mm (13\/16\")\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eTip Configuration:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003eProjected\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eGap:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003e1.0mm (0.039\")\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eHeat Range:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003e7\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n          \u003ctd style=\"padding: 8px 0; color: #7f8c8d;\"\u003e\u003cstrong\u003eResistor Type:\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"padding: 8px 0; text-align: right; font-weight: bold;\"\u003eNon-Resistor\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- COMPATIBILITY TABLE (KEYWORD RICH FOR SEO) --\u003e\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eVehicle Fitment Guide (Common 4-9.8HP 2-Stroke Outboards)\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003cthead\u003e\n          \u003ctr style=\"background-color: #ecf0f1;\"\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left; color: #2c3e50;\"\u003eMake\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left; color: #2c3e50;\"\u003eModel\/HP Range\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left; color: #2c3e50;\"\u003eEngine Type\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eTohatsu\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e4HP, 5HP, 6HP, 8HP, 9.8HP (e.g., M5B, M8B)\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e2-Stroke Outboards\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eMercury\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e4HP Single Cylinder, 5B, 8B, 9.8B (older 2-stroke models)\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e2-Stroke Outboards\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eNissan\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eNS 5, NS 8A, NS 8B (older 2-stroke models)\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e2-Stroke Outboards\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eYamaha\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eVarious 2-Stroke models (e.g., JOG, BW80, Riva 80)\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e2-Stroke Outboards\/Scooters\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eSuzuki\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eA100, T125R, TC120, LT80 QuadSport\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e2-Stroke Engines\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- OEM CROSS REFERENCE --\u003e\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Part Number Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; background-color: #f9f9f9;\"\u003eACDelco\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eR42FS\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eAutolite\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e4113, 4123\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eBosch\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eW7BC, 7597 (Stock)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eChampion\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eL7YC4, L82YC, OE038, RL87YC, 327 (Stock)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eDenso\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eW22FP-U10, 4168, 6037 (Stock)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eMercruiser\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e33-97184\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotorcraft\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eAE2C\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eNapa\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eX936\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eNGK\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e7829 (Stock No.)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eYamaha\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e94701 00264\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- FAQ SECTION (OPTIMISED FOR LLM\/VOICE SEARCH) --\u003e\n  \u003cdiv style=\"margin-top: 30px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n    \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n    \n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003ch4 style=\"margin: 0 0 5px 0; color: #333; font-size: 16px;\"\u003eWhat engines is the NGK BP7HS-10 spark plug compatible with?\u003c\/h4\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThe NGK BP7HS-10 spark plug is designed for various 4HP to 9.8HP 2-stroke outboard engines, including models from Tohatsu, Mercury, Nissan, and some Yamaha and Suzuki small 2-stroke applications. Please refer to our detailed fitment guide and cross-reference table for specific models.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003ch4 style=\"margin: 0 0 5px 0; color: #333; font-size: 16px;\"\u003eWhat are the benefits of using an NGK spark plug?\u003c\/h4\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eNGK spark plugs offer numerous benefits, including reliable starting, improved fuel efficiency, reduced emissions, and longer engine life. They feature advanced designs like solid copper cores for superior heat transfer, triple-gasket seals for leak prevention, and trivalent metal plating for corrosion resistance, all contributing to optimal engine performance.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003ch4 style=\"margin: 0 0 5px 0; color: #333; font-size: 16px;\"\u003eHow often should I replace my marine spark plugs?\u003c\/h4\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThe replacement interval for marine spark plugs can vary depending on your engine manufacturer's recommendations and usage. Generally, it's advised to inspect and replace spark plugs annually or after every 100 hours of operation for 2-stroke engines to ensure peak performance and prevent starting issues.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- FOOTER\/SHIPPING --\u003e\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please verify your vehicle model and year before purchasing. \u003cbr\u003eFast shipping available across the UK and Europe.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Tohatsu-AtB","offers":[{"title":"Default Title","offer_id":56004928799103,"sku":"P-BP7HS-10","price":6.12,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/s-l1600_10_cfddb827-aea2-4d49-a2a8-fffc6a4b1b89.webp?v=1768593056"}],"url":"https:\/\/4boats.co.uk\/collections\/mercury-mariner-ignition.oembed","provider":"4Boats","version":"1.0","type":"link"}