{"title":"Yanmar Cooling System","description":"","products":[{"product_id":"rec121850-49811","title":"YANMAR THERMOSTAT 121850-49811 | 4Boats","description":"\u003cp\u003e\u003cstrong\u003eSpain stock. Delivery in 4-5 days!\u003c\/strong\u003e The YANMAR THERMOSTAT OEM 121850-49811 is a high-quality replacement designed to maintain optimal engine temperature and prevent overheating in Yanmar marine engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOEM part number 121850-49811\u003c\/li\u003e\n\u003cli\u003eFits a range of Yanmar marine diesel engines - check compatibility\u003c\/li\u003e\n\u003cli\u003eAccurate coolant regulation to maintain optimal operating temperature\u003c\/li\u003e\n\u003cli\u003ePrecision OEM-fit design for straightforward installation\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant construction for marine environments\u003c\/li\u003e\n\u003cli\u003eDirect replacement-no modification required\u003c\/li\u003e\n\u003cli\u003eHelps extend engine life by preventing overheating and thermal stress\u003c\/li\u003e\n\u003cli\u003eStocked in Spain; dispatch in 4-5 days\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSuitable for professional technicians and DIY enthusiasts seeking a reliable, durable thermostat to keep engines running smoothly.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865295888473,"sku":"rec121850-49811","price":22.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC121850-49811_f2d58d43-91f5-4f31-9248-5bc6aab181f2.jpg?v=1738121018"},{"product_id":"rec119773-49550","title":"YANMAR THERMOSTAT 119773-49550 | OEM-Fit Replacement | 4Boats","description":"\u003cp\u003e\u003cstrong\u003eSpain stock - delivery in 4-5 days!\u003c\/strong\u003e The Yanmar thermostat (OEM 119773-49550) by RECMAR is a high-quality replacement for Yanmar marine engines, designed to regulate coolant flow, prevent overheating and deliver reliable OEM-fit performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart number: 119773-49550\u003c\/li\u003e\n\u003cli\u003eFitment: direct replacement for compatible Yanmar marine diesel engines\u003c\/li\u003e\n\u003cli\u003eAftermarket brand: RECMAR, OEM-fit replacement\u003c\/li\u003e\n\u003cli\u003eFunction: regulates coolant flow to maintain optimal engine temperature\u003c\/li\u003e\n\u003cli\u003eConstruction: precision-manufactured for durability and corrosion resistance\u003c\/li\u003e\n\u003cli\u003eCompliance: engineered to meet or exceed OEM specifications\u003c\/li\u003e\n\u003cli\u003eInstallation: direct replacement for straightforward DIY or workshop fitting\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOrder the Yanmar thermostat to keep your engine operating at the correct temperature and help prevent costly overheating. Browse more \u003ca href=\"\/collections\/yanmar-parts\"\u003eYanmar parts\u003c\/a\u003e.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865296052313,"sku":"REC119773-49550","price":38.74,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC119773-49550_9063311e-d202-4468-ab0e-74947dd12516.jpg?v=1761472550"},{"product_id":"rec129470-49801","title":"YANMAR TERMOSTAT Yanmar Thermostat 76.5°C - RECMAR (129470-49 | 4Boats","description":"\u003cp\u003e\u003cstrong\u003eSpain stock. Delivery in 4-5 days!\u003c\/strong\u003e High-quality thermostat 76.5°C (149.7°F) - RECMAR, replaces Yanmar OEM reference 129470-49801 for marine diesel engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality and durable engine components.\u003c\/li\u003e\n\u003cli\u003eManufactured by RECMAR; OEM reference 129470-49801.\u003c\/li\u003e\n\u003cli\u003eOpens at 76.5°C (149.7°F).\u003c\/li\u003e\n\u003cli\u003eC-Ø 76.5 mm (3.Ø 1 in).\u003c\/li\u003e\n\u003cli\u003eCompatible engines: 3JH2M, 3JH2E, 3JH2L, 3JH25A, 3JH3, 3JH4E, 3JH5A; compatible with 4JH series.\u003c\/li\u003e\n\u003cli\u003eDirect replacement for Yanmar marine engines for reliable temperature control and long service life.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOrder now to ensure correct engine temperature regulation and long service life.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865304211545,"sku":"REC129470-49801","price":36.47,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC129470-49801_d0e5e08d-7a3c-4363-b4a8-d1aadf9d4709.jpg?v=1738121066"},{"product_id":"rec165000-69950","title":"YANMAR THERMOSTAT 165000-69950 for Marine Diesel Engines | 4Boats","description":"\u003cp\u003eThe YANMAR THERMOSTAT part 165000-69950 by RECMAR is a high-quality replacement designed to maintain correct operating temperature in Yanmar marine diesel engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart number: 165000-69950\u003c\/li\u003e\n\u003cli\u003eFits Yanmar marine diesel engines (check model compatibility)\u003c\/li\u003e\n\u003cli\u003eDirect replacement for original thermostat\u003c\/li\u003e\n\u003cli\u003ePrevents overheating and supports efficient engine cooling\u003c\/li\u003e\n\u003cli\u003eOE-equivalent quality supplied by RECMAR\u003c\/li\u003e\n\u003cli\u003eSpain stock - delivery in 4-5 days\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOrder the YANMAR THERMOSTAT 165000-69950 for a reliable, ready-in-stock replacement and prompt delivery.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865318989913,"sku":"REC165000-69950","price":68.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC165000-69950.jpg?v=1738121141"},{"product_id":"rec145640-48410","title":"YANMAR THERMOSTAT 145640-48410 - RECMAR | 4Boats","description":"\u003cp\u003eHigh-quality RECMAR replacement thermostat for YANMAR part 145640-48410, manufactured to OEM specifications to regulate engine temperature and help prevent overheating.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 145640-48410\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e RECMAR (Spain)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Suitable for a wide range of YANMAR marine diesel engines\u003c\/li\u003e\n\u003cli\u003eDurable, corrosion-resistant materials for long service life\u003c\/li\u003e\n\u003cli\u003eEnsures optimal engine temperature regulation to improve efficiency\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for easy installation\u003c\/li\u003e\n\u003cli\u003eIn stock in Spain - delivery 4-5 working days to UK \u0026amp; EU\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOrder this YANMAR THERMOSTAT replacement for dependable cooling-system performance and straightforward installation.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865319252057,"sku":"REC145640-48410","price":82.72,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC145640-48410_6cc548c3-b0ec-4157-9201-8ed0caa97c10.jpg?v=1746786718"},{"product_id":"rec128990-49800","title":"YANMAR THERMOSTAT 128990-49800 - OEM-Quality Replacement | 4Boats","description":"\u003cp\u003e\u003cstrong\u003eSpain stock. Delivery in 4-5 days!\u003c\/strong\u003e The Recmar OEM thermostat 128990-49800 is a direct-fit replacement for Yanmar marine engines, engineered to meet OEM specifications and maintain correct engine operating temperature.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart number: 128990-49800\u003c\/li\u003e\n\u003cli\u003eType: OEM-quality replacement thermostat\u003c\/li\u003e\n\u003cli\u003eFits: selected Yanmar marine diesel engines - check model compatibility\u003c\/li\u003e\n\u003cli\u003eFunction: regulates coolant flow to maintain safe engine temperature\u003c\/li\u003e\n\u003cli\u003eMaterial: high-temperature alloy with durable sealing components\u003c\/li\u003e\n\u003cli\u003eInstallation: direct-fit for straightforward replacement\u003c\/li\u003e\n\u003cli\u003eQuality: manufactured to meet OEM specifications for reliable operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOrder now to restore cooling-system reliability. Contact us with engine details if you need help confirming fitment.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865319317593,"sku":"REC128990-49800","price":19.11,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC128990-49800_f9fc1724-8964-4b0a-a90d-6d1b43c916d5.jpg?v=1738121144"},{"product_id":"rec127605-48590","title":"THERMOSTAT OEM RECMAR 127605-48590 - Yanmar Marine | 4Boats","description":"\u003cp\u003eEnsure optimal engine performance and temperature control with the RECMAR THERMOSTAT OEM 127605-48590, a direct replacement for Yanmar marine engines. In stock in Spain and delivered to the UK in 4-5 working days.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Replacement:\u003c\/strong\u003e Designed to replace Yanmar part number 127605-48590\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect Compatibility:\u003c\/strong\u003e Manufactured by RECMAR for a precise fit and reliable performance on Yanmar diesel engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Build:\u003c\/strong\u003e Made from high-grade, marine-rated materials for long service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient Cooling:\u003c\/strong\u003e Regulates engine temperature to help avoid overheating and improve fuel efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Drop-in replacement for quick, hassle-free maintenance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufactured to OEM standards:\u003c\/strong\u003e Produced to meet or exceed original equipment requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast delivery:\u003c\/strong\u003e Spain stock with UK delivery in 4-5 working days\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease ensure this part is suitable for your engine model before ordering. If you need exact compatibility information or the thermostat opening temperature for your engine, contact our team and we'll help you identify the correct component. For related spares see our \u003ca href=\"\/collections\/yanmar-parts\"\u003eYanmar Parts\u003c\/a\u003e collection or \u003ca href=\"\/collections\/marine-thermostats\"\u003eMarine Thermostats\u003c\/a\u003e.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865319415897,"sku":"REC127605-48590","price":64.32,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC127605-48590_ce300633-db79-48e6-bd71-78be6e6e0b88.jpg?v=1752603061"},{"product_id":"rec121750-49800","title":"YANMAR THERMOSTAT 121750-49800 - High‑Quality OEM Replacement | 4Boats","description":"\u003cp\u003e\u003cstrong\u003eSpain stock. Delivery in 4-5 days!\u003c\/strong\u003e The THERMOSTAT OEM 121750-49800 for Yanmar engines is a high-quality replacement designed to maintain correct engine temperature and prevent overheating on marine diesel engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOEM part number: 121750-49800\u003c\/li\u003e\n\u003cli\u003eDirect replacement for a range of Yanmar marine diesel engines\u003c\/li\u003e\n\u003cli\u003ePrecision engineering for reliable thermostat opening and temperature control\u003c\/li\u003e\n\u003cli\u003eDurable construction for extended service life\u003c\/li\u003e\n\u003cli\u003eEasy bolt-on installation; fits existing thermostat housing\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM specifications for fit and function\u003c\/li\u003e\n\u003cli\u003eSpain stock - dispatched within 4-5 days\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReplace a worn or faulty thermostat with this OEM 121750-49800 to restore cooling reliability and protect engine performance. Order now for fast dispatch.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865319481433,"sku":"REC121750-49800","price":20.13,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC121750-49800_9818dc07-de69-440d-a101-478b4f7da4ed.jpg?v=1738121147"},{"product_id":"rec119593-49550","title":"YANMAR THERMOSTAT 119593-49550 Replacement Thermostat | 4Boats","description":"\u003cp\u003eSpain stock. Delivery in 4-5 days! The YANMAR THERMOSTAT OEM 119593-49550 is a high-quality, direct-fit replacement for Yanmar marine diesel engines, engineered to maintain optimal operating temperature and prevent overheating.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart number: 119593-49550\u003c\/li\u003e\n\u003cli\u003eDesigned for Yanmar marine diesel engines - direct replacement\u003c\/li\u003e\n\u003cli\u003eManufactured from corrosion-resistant materials for marine use\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM specifications for reliable performance\u003c\/li\u003e\n\u003cli\u003eEnsures correct thermostat opening and temperature regulation\u003c\/li\u003e\n\u003cli\u003eSimple, bolt-on installation - no modifications required\u003c\/li\u003e\n\u003cli\u003eSingle-piece assembly for long-term durability\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReplace a worn or faulty thermostat quickly to restore cooling efficiency and protect your engine. Order now while in stock in Spain for fast delivery.\u003c\/p\u003e","brand":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865319743577,"sku":"REC119593-49550","price":70.06,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC119593-49550_2124a186-fb3a-4e16-803a-40d3204dd290.jpg?v=1738121148"},{"product_id":"rec105582-49200","title":"Marine Thermostat for Yanmar 1GM 2GM 3GM 3HM 3QM30 Replaces 105582-49200","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): Marine Thermostat for Yanmar 1GM 2GM 3GM 3HM 3QM30 Replaces 105582-49200 Recmar\n  SEO NOTES: Expertly researched replacement thermostat for Yanmar GM, HM, and QM series. Features 42°C opening temperature for raw water cooled systems. High-quality Recmar aftermarket part.\n--\u003e\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\u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"Marine Thermostat for Yanmar 1GM 2GM 3GM Engines (42°C)\",\n    \"description\": \"High-quality Recmar aftermarket thermostat designed for Yanmar marine engines. Opening temperature of 42°C (108°F) specifically for raw water\/direct cooled systems to prevent salt crystallization.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"Recmar\" },\n    \"sku\": \"REC105582-49200\",\n    \"mpn\": \"105582-49200\",\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    }\n  }\n  \u003c\/script\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;\"\u003eThermostat REC105582-49200\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003ePremium Quality Replacement for Yanmar Marine Engines\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n\u003cp style=\"margin-top: 0;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eSpain Stock. Delivery 4-6 days!\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top: 0;\"\u003eMaintain your engine's cooling efficiency with this premium Recmar replacement thermostat. Specifically engineered for Yanmar marine diesel engines, this thermostat ensures your engine operates within its optimal temperature range, preventing overheating and unnecessary wear on internal components.\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 by Recmar to meet or exceed OEM 105582-49200 specifications, ensuring a perfect fit and long-lasting performance in harsh marine environments.\u003c\/div\u003e\n\u003c\/div\u003e\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 Yanmar part 105582-49200\u003c\/li\u003e\n\u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Low temperature 42°C (108°F) opening\u003c\/li\u003e\n\u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Corrosion-resistant marine-grade materials\u003c\/li\u003e\n\u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Ideal for direct raw-water cooled systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\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\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; font-weight: bold;\"\u003eOpening Temp:\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e42°C (108°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; font-weight: bold;\"\u003ePart Brand:\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003eRecmar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; font-weight: bold;\"\u003eCooling Type:\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003eRaw Water \/ Direct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; font-weight: bold;\"\u003eMaterial:\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003eBrass \/ Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\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;\"\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 Series\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eCompatible Models\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eSystem Type\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;\"\u003eYanmar GM\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1GM, 1GM10, 2GM, 2GM20, 3GM, 3GM30\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRaw Water Cooled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYanmar HM\/QM\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3HM, 3HM35, 2QM, 2QM20, 3QM, 3QM30\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eStandard Marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYanmar YS\/SB\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSB8, SB12, YSB8, YSB12, YSE8, YSE12, YSM8, YSM12\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDirect Cooled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\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 Cross Reference\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #fcfcfc;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; width: 50%; font-weight: bold;\"\u003eYanmar OEM Part Number\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e105582-49200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eYanmar Alt Part Number\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e124233-49250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fcfcfc;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eYanmar Alt Part Number\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e181130-49200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eRecmar SKU\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eREC105582-49200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\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;\"\u003eThis is a premium quality aftermarket replacement part by Recmar, designed specifically for Yanmar engines to provide the same fit and performance as the original part at a more competitive price point.\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 your original part number or engine service manual. If your engine is a 1GM, 2GM, or 3GM series using a 105582-49200 thermostat, 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;\"\u003eWhy is the opening temperature only 42°C?\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eIn direct raw-water cooled engines, the thermostat is designed to open at a lower temperature (approx. 42°C \/ 108°F). This keeps the engine temperature below 60°C to prevent salt from crystallizing and clogging the cooling passages.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\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 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":"RECAMBIOS","offers":[{"title":"Default Title","offer_id":41865319809113,"sku":"REC105582-49200","price":26.56,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/REC105582-49200_b8d730da-b45a-4536-b353-5765d98645ac.jpg?v=1738121148"},{"product_id":"thermostat-for-yanmar-4lh-4lha-series-replaces-121850-49811-rm121850-49811","title":"Thermostat for Yanmar 4LH, 4LHA Series, Replaces 121850-49811","description":"\u003cp\u003eThermostat for Yanmar \u0026amp; Shire Marine Diesel 4LH \u0026amp; 4LHA Series Yanmar Marine Shire Diesel Models 06\/65, 06\/90, 09\/70, 09\/90, 11\/70, 12\/70, 14\/70, 15\/70 Replaces Yanmar 121850-49811 RM121850-49811\u003c\/p\u003e","brand":"Repower Marine","offers":[{"title":"Default Title","offer_id":56227528409471,"sku":"RM121850-49811","price":24.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/5dc21fcd2aa687c5a6e2913b552f56ab215e45f810b7b5fcf177936705edf360.jpg?v=1760613466"},{"product_id":"thermostat-for-yanmar-2ym15-3ym20-3ym30-replaces-128990-49800-rm128990-49800","title":"Thermostat for Yanmar 2YM15, 3YM20, 3YM30, Replaces 128990-49800","description":"\u003cp\u003eThermostat for Yanmar Marine Diesel Used on 2YM15, 3YM20, 3YM30 Models Replaces Yanmar 128990-49800 RM128990-49800\u003c\/p\u003e","brand":"Repower Marine","offers":[{"title":"Default Title","offer_id":56227529032063,"sku":"RM128990-49800","price":25.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/27d13a91da4cb177c427c98c94daf440cca3878e36dc3f8425f33128017201f1.jpg?v=1760613480"},{"product_id":"thermostat-for-yanmar-1gm-2gm-3gm-1gm10-2gm20-3gm30-repl-105582-49200-rm105582-4","title":"Thermostat for Yanmar 1GM, 2GM, 3GM, 1GM10, 2GM20, 3GM30, Repl: 105582-49200","description":"\u003cp\u003eThermostat for Yanmar GM \u0026amp; HM Series Marine Diesel 1GM, 2GM, 3GM, 1GM10, 2GM20, 3GM30 GM Series use gasket RM104211-49160 Replaces Yanmar Marine: 105582-49200 RM105582-49200\u003c\/p\u003e","brand":"Repower Marine","offers":[{"title":"Default Title","offer_id":56227529195903,"sku":"RM105582-49200","price":27.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/12eaf512c11b1f968f10fff0e4e996be2611942659e951a02efb1fd055f00c26.jpg?v=1760613484"},{"product_id":"heat-exchanger-seals-for-yanmar-6lp-6lpa-119773-44071-119773-44080-rm6lpwc","title":"Heat Exchanger Seals for Yanmar 6LP, 6LPA, 119773-44071, 119773-44080","description":"\u003cp\u003eHeat Exhanger Seal Kit for Yanmar Marine 6LP, 6LPA Series Engines 1 x Seal Equivelent to 119773-44071 1 x Seal Equivelent to 119773-44080\u003c\/p\u003e","brand":"Repower Marine","offers":[{"title":"Default Title","offer_id":56227531489663,"sku":"RM6LPWC","price":36.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/8216\/7897\/files\/rm6lpwc_1.png?v=1760613524"}],"url":"https:\/\/4boats.co.uk\/collections\/yanmar-cooling-system.oembed","provider":"4Boats","version":"1.0","type":"link"}