Indmar Thermostat Gasket

This thermostat gasket is commonly used on Indmar 350 block engines including the RTP-1, MCX, Assault and many others. This is a 3 bolt gasket used on the bottom half of the thermostat housing where it meets the intake manifold. This gasket measures 3 1/4" from bolt center to center (left to right) and 4" from the triangle point to the back. Center hole measures 1 7/8".

This part is commonly found in MasterCraft, Supra, Moomba and Malbu boats.