GM Heavy Duty Large Housing Marine Starter | Sierra 18-5910
GM Heavy Duty Large Housing Marine Starter | Sierra 18-5910
Sierra
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Original full size staggered bolt pattern starter fits GM marine engines with 14 in. flywheel.
Sierra GM Heavy Duty Large Housing Marine Starter | 18-5910
- New inboard 12 volt marine starter
- Bottom mount offset bolt pattern
- 9 tooth clockwise starter rotation
- Fits GM V6 and V8 engines with 14 in. flywheels
- For automotive, left hand rotation engines
- Replaces Mercruiser 50-12177A2, 50-99418A2, 50-863007A1
- Replaces Marine Power 475447
- Replaces OMC/BRP 984456, 986505, 3860566
- Replaces Volvo Penta 3850525, 3860764, 3885317
! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.