885599 1 Mercury THERMOSTAT, 54°C (130°F)

Quicksilver 8M0057307 Replacement Thermostat
Quicksilver 130 F degree thermostat for select Mercury Optimax 3.0L, non-pro, V-6 outboards (s/n: 1B227000 and above) || Easy to replace with common tools.See your owner's manual for removal of non-functioning thermostat and replacement of new thermostat. || Corrosion resistant stainless steel delivers increased service life. || Self-cleaning design allows cooling system contaminants to flush through closing surfaces. || Calibrated for proper cooling system temperature response.

Sierra International, 18-3535, Thermostat
Sierra International Temperature Rating: 130°F (54°C) || Visit Amazon’s SONAR parts finder at fit-guideseastarsolutionscom to ensure this product will fit your application