Mercruiser Thermostats and Gaskets

Thermostats regulate engine temperature for optimal performance, so it is important that you do not have a faulty one. When it comes time for replacement, we carry Mercruiser thermostat kits, Mercruiser thermostat replacements, and Mercruiser rubber valves. All our Mercruiser thermostats and gaskets are Sierra brand. Sierra aftermarket parts are manufactured to meet OEM requirements.