GM 4 Cylinder Valve Cover Gasket | Sierra 18-0347
GM 4 Cylinder Valve Cover Gasket | Sierra 18-0347
Sierra
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GM 4 Cylinder Valve Cover Gasket | Sierra 18-0347
Seals valve cover to cylinder head on GM 2.5L and 3.0L marine engines.
- For GM 2.5L 153 CID and 3.0L 181 CID 4 cylinder marine engines
- Replaces Mercruiser 27-52145, 27-806452, and 27-34041
- Replaces Marine Power 0025-101
- Replaces OMC 3852693, 912981, and 913277
- Replaces Volvo Penta 3852693
! 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.