Thermostat 8M0109441:
Is for MerCruiser engines made by General Motors with standard cooling systems requiring the use of the 160 degree (F) thermostat. Easy to replace with common tools. See your owner's manual for removal of non-functioning thermostat and replacement of new thermostat.
WARRANTY INFORMATION
Mercury Marine & Quicksilver products carry a 1 year factory warranty against defects and workmanship. Serialized items such as engines, drives, and transom assemblies must be installed by a dealer for warranty to be valid.