Thermostat 8M0109441 is for MerCruiser engines made by General Motors with standard cooling systems requiring the use of the 160°F thermostat.
160°F thermostat
Use only the temperature thermostat listed in your owner's manual or service manual
Proper engine cooling temperature ensures peak performance and highest efficiency
Easy to replace with common tools
See your owner's manual for removal of non-functioning thermostat and replacement of new thermostat
Produced to meet Mercury Marine original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser sterndrive