Sierra S18-3667 MerCruiser Sterndrive Thermostat Kit - 71C/160F - Replaces 99155T2

Thermostat kit for MerCruiser 3.7L 4-cylinder sterndrive engines (165, 170, 180, 470 models). 160F/71C thermostat with gasket. Replaces Mercruiser 99155T2 (also cross-referenced as 99155T1, 99155A1).

Important: Specifications vary by product code. Confirm the required size or configuration before ordering.

Product code: S18-3667

Please compare the product code and specifications with the required application before ordering.