MasterCraft Ilmor Thermostat 5.7L170* Ilmor Thermostat for MasterCraft boats. Specifically designed by Ilmor and MasterCraft for 5.7L Ilmor engines. (Does not fit the 5.7L OPS)*Requires Ilmor Thermostat Housing Gasket*

Indmar 160 Degree Thermostat Drilled Indmar 160 degree thermostat for Corvette LT-1 engines. This thermostat features two small holes that are drilled through to allow air to pass through the thermostat. This is the thermostat which is located in the...

Indmar 160 Degree Thermostat Indmar 160 degree thermostat.

Indmar 140 Degree Thermostat Indmar 140 degree thermostat.

MasterCraft Ilmor Thermostat 6.0L, 6.2L170* Ilmor Thermostat for MasterCraft boats. Specifically designed by Ilmor and MasterCraft for 6.0L and 6.2L Ilmor engines. (Also fits the 5.7L OPS, 6.0L OPS, 6.2L OPS)*Requires Ilmor Thermostat Housing Gasket*

Ilmor Thermostat Housing O-Ring This Thermostat Housing O-Ring is used with both the 170* and 190* thermostats from Ilmor. Replace this O-Ring every time you remove and replace your thermostat. Fits all 5.7L, 5.7L OPS, 6.0L, 6.0L OPS, 6.2L, and 6.2L OPS...

PCM Thermostat Gasket This thermostat gasket was commonly found on PCM engines.ξ