Aftermarket Ignition Coil Mercury Mariner 8-15HP 855685T G1426
ER G1426M
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Mercury Mariner Ignition Coil
Aftermarket replacement | 855685T / G1426
This aftermarket ignition coil is designed to replace the original coil on compatible Mercury and Mariner two-cylinder EFI FourStroke outboards. A correctly functioning coil supplies consistent high-voltage energy to the spark plug for reliable starting and smooth running.
Key Features
- ✔ Direct aftermarket replacement for listed coil references
- ✔ For selected two-cylinder EFI FourStroke outboards
- ✔ Plug-style electrical connection for straightforward replacement
- ✔ Marine-use construction
- ✔ Supplied as one ignition coil
Technical Specs
| Part type | Ignition coil |
| Engine type | Two-cylinder EFI FourStroke |
| Typical power | 8–15HP, model dependent |
| Supply type | Aftermarket replacement |
| Quantity | 1 coil |
| 4Boats SKU | ER G1426M |
Compatibility / Fitment Guide
Listed for selected Mercury/Mariner F8, F9.9, F13.5 and F15 two-cylinder EFI FourStroke outboards, approximately 1998–2008. Some applications may share Yamaha 66M-series references. Confirm the original coil number, connector, mounting pattern and engine serial number before ordering.
Part Number Cross Reference
| Mercury / Mariner | 855685; 855685T |
| Reference | G1426 |
| Yamaha cross-reference | 66M-85570-00; 66M-85570-01; 66M-85570-02; 66M-85570-03 |
| 4Boats SKU | ER G1426M |
Cross-reference numbers are for identification only. This item is an aftermarket replacement.
Questions & Answers
Is this a genuine Mercury coil?
No. It is an aftermarket replacement.
Will it fit every Mercury 8–15HP outboard?
No. Fitment is limited to compatible two-cylinder EFI FourStroke models. Verify the part number and connector.
What should I check before ordering?
Compare the original number, electrical plug, mounting points and engine serial number.
What is included?
One ignition coil; fixing hardware and spark plug are not included unless shown.
Note: Disconnect the battery or isolate the ignition system before installation and follow the workshop manual.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
