Sierra 18-3647 MerCruiser 1987 & Newer 160° Thermostat Kit

Sierra 18-3649 Thermostat Sierra 18-3649 Thermostat is a replacement part for Mercruiser Stern Drives. All Sierra engine parts are manufactured to meet or exceed OEM requirements. Temperature...

Sierra 18-3668 Thermostat Kit for Mercruiser Stern Drives For Mercruiser engines using 142 degree thermostats Fits 1983 & newer GM V-6 & V-8 engines with standard...

Sierra 18-7977-1 Mercruiser Fuel Filter Supersedes: 18-7977  Sierra replacement fuel filters are manufactured to meet or exceed OEM requirements. It is recommended to change this filter...

Sierra 18-3555 Mercruiser 160 Degree Thermostat Sierra replacement thermostat for Mercruiser Stern Drives Temperature Rating: 160°F Fits 1998 & newer GM V-6 & V-8 engines with closed...

Sierra 18-3650 Mercruiser 140 Degree Thermostat Kit  For Mercruiser Sterndrive engines using 140 degree thermostat. Fits 1998 & older MCM GM In-Line 4 & 6 cylinder engines. Kit...