Thermostat Kit 825212A1 is a 120°F thermostat kit for select Mercury and Mariner 30-50hp 4-stroke outboards. Calibrated for proper cooling system temperature response, it features a self-cleaning design that allows contaminants to flush through closing surfaces for peak engine efficiency.
- 120°F thermostat specifically for Mercury and Mariner 30hp, 40hp, and 50hp 4-stroke outboards
- Two piece kit includes thermostat and custom formed gasket
- Self-cleaning design improves service life and cooling reliability
- Easy to replace with common tools
