Fuel Pump GM Small Block | Sierra 18-7274
Fuel Pump GM Small Block | Sierra 18-7274
Sierra
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Fuel Pump GM Small Block | Sierra 18-7274
GM Small Block Fuel Pump | Sierra 18-7274
AC style mechanical fuel pump for GM 305 & 350 cu. in. marine engines marinized by Mercruiser & OMC.
- Fits Mercruiser GM V8 305 & 350 cu. in. marine engines
- Replaces AC pump with flange ID 41421 & Carter M73021
- Includes mounting gasket
- Replaces Mercury 86246T, 86246, 78485, 71646 & 86246A1
- Replaces OMC 509409
- Replaces Carter M73021
- Replaces Holley 716-41421
- Replaces Mallory 9-35417
! 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.