Fuel Pump & Regulator High Pressure Gen III Cool | Sierra 18-8864
Fuel Pump & Regulator High Pressure Gen III Cool | Sierra 18-8864
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Fuel Pump & Regulator High Pressure Gen III Cool | Sierra 18-8864
High Pressure Gen III Cool Fuel Pump & Regulator | Sierra 18-8864
High pressure electric fuel pump & regulator kit for Mercruiser Gen III Cool Fuel systems includes pump, regulator, isolator & seals.
- High pressure
- For Mercruiser GM V8 MPI marine engines with Gen III Cool Fuel module
- Pump is installed down inside the fuel module
- It is recommended that you replace the fuel filter element, PN 18-7977, inside the fuel module when replacing pump
- Replaces Mercury 866169T01, 866169A01
! 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.