For 50 years Sierra has been producing parts engineered to meet or exceed the specifications of marine engine manufacturers and has gained the confidence of engine manufacturers and boat builders to a point of supplying them with OEM parts. Boaters can be assured a Sierra part will fit and restore function.

This mechanical fuel pump is designed to fit most GM-V8 305 and 350 CID engines and produces 6-8 psi required by manufacturers. An included mounting gasket makes installation straight forward and eliminates searching for additional parts.

Key Features

Engineered to meet or exceed OEM specifications

Includes mounting gasket for easy installation

Replaces MerCruiser 861678A1, Mallory 9-35423, and OMC 509404