864493 - Thermostat, 170 Degrees

864493 Replacement Marine Boat Thermostat, 170 F Degree

Easy to replace with common tools. See your owner's manual for removal of non-functioning thermostat and replacement of new thermostat.

170 F degree thermostat.

Thermostat 864493 is for MerCruiser stern drive engines 4.3L, 4.5L, 5.0L, 5.7L and 6.2L MPI (Multi-Port Injection) with dry joint exhaust and closed cooling systems. It is a 170 F degree thermostat. 

Mercury Quicksilver 864493 - Thermostat, 170 Degrees is equivalent to parts:

• 18-43015 Sierra Marine
• 18-43015 Sierra Marine