Sierra 18-3668 MerCruiser V6/V8 1983 & Newer 142° Thermostat Kit

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...

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

Sierra 18-1845 MerCruiser V6/V8 GM Dry-Joint Exhaust Elbow Replaces 864591T02 This Sierra aftermarket exhaust elbow is for use with Mer Cruiser V6/V8 GM engines with dry joint exhaust manifolds...

Sierra 18-4224 Mercruiser Drain Elbow Assembly Sierra high-quality engine parts are designed to meet OEM specifications.  Includes Drain 3/4" NPT Fits MCM/MIE V-6 & V-8 engines with...

Sierra 18-5443 Ignition Coil Sierra 18-5443 Ignition Coil is a replacement part for Mercruiser, OMC, and Volvo Penta Sterndrives. All Sierra aftermarket parts are manufactured to meet or exceed OEM...