Availability
Sierra Marine Thermostats
6 Customer Reviews
Showing In Stock Items. Show All 16 Items.
Thermostat Kit, Gasket, O-ring, Copper/Stainless Steel, 142 Degree, 1983 and up GM V6 and V8 engines with standard cooling, Kit
Part Number: RRA-18-3668
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Thermostat, 142 Degree, 2.125 in. O.D., 1.5 in. Height, Mercruiser, Mercury Marine, Chrysler, Each
Part Number: RRA-18-3551
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Thermostat Kit, Gasket, O-ring, Copper/Stainless Steel, 160 Degree, OMC 4.3, 5.0, 5.8, Kit
Part Number: RRA-18-3677
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Thermostat, 130 Degrees Opening Temperature, Plastic/Steel, Mercury Marine, Each
Part Number: RRA-18-3535
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Thermostat, Outboard, Yamaha, Each
Part Number: RRA-18-3632
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Thermostat, Outboard, Yamaha, Each
Part Number: RRA-18-3540
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Thermostat, Outboard, Yamaha, Each
Part Number: RRA-18-3541
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
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