Sierra 18-1989 MerCruiser V8 Thermostat Housing

Sierra 18-3551 142 Degree Thermostat for Mercruiser, Crusader,PCM When needing to replace your thermostat, we recommend Sierra high-quality engine parts as they are designed to meet OEM...

Sierra 18-70934 Mercruiser Molded Hose Sierra high-quality engine parts are designed to meet OEM specifications. Fits MCM/MIE GM V-8 (427, 454 & 502 CID) engines. Interchangeable...

Sierra 18-7283 Fuel Pump for Mercruiser Stern Drives Sierra 18-7283 Fuel Pump is a replacement part for Mercruiser Stern Drives. This fuel pump includes a mounting gasket. All Sierra...

Thermostat Gasket (Priced Per Pkg of 2) Special Order est. 10 Days Supersedes 18-2917