Sierra 18-8864 Fuel Pump with Regulator for Mercruiser

Sierra's 18-8864 Fuel Pump with Regulator is designed for use in Mercruiser GM V8 (305, 350, 377, 496, & 502 CID) engines with Gen III Cool Fuel Module (High Pressure). The package includes (1) Sierra 18-33211 Fuel Pressure Regulator and (1) Seal. The pump is interchangeable with Mercruiser Stern Drive 866169A01 and 866169T01. Check manufacturer recommendations to ensure a proper fit before purchasing. Each Sierra product meets or exceeds the original equipment part it replaces.