Sierra S18-3648 MerCruiser Marine Engine Thermostat Kit - Includes Thermostat, Gasket and Seals

The Thermostat Kit - 18-3648 is a Sierra marine product for the application or purpose described below.

Product information

• Sierra Thermostat Kit- 18-3648
• Temperature Rating: 160°F
• Kit Contains
• 18-2917-9 Gasket, Thermostat Housing
• 18-2553-9 Gasket, Thermostat
• 18-3649 Thermostat

Before ordering

Please compare the listed specifications and part number with your existing component. If you need help confirming compatibility, contact Jet Ski Parts Warehouse with your make, model, year and engine details.