Description

Sierra’s 18-3621 Thermostat Kit features a temperature rating of 160°F. The kit contains (1) 18-3558 Thermostat, (1) 18-0164 Thermostat Housing Gasket, and (1) Mercruiser Stern Drive 25-805063 O-Ring. Each Sierra product meets or exceeds the original equipment part it replaces.
Designed for use in marine stern drive applications
Contains (1) 18-3558 Thermostat, (1) 18-0164 Thermostat Housing Gasket, and (1) Mercruiser Stern Drive 25-805063 O-Ring
Temperature Rating: 160°F/71°C
Each Sierra product meets or exceeds the original equipment part it replaces