The MerCruiser Thermostat Housing O-Ring 8M0204651 is a durable rubber seal designed for marinized V6 and V8 engines with flat cover plates. Replacing the O-ring during thermostat service is essential for maintaining a watertight seal and proper cooling system pressure. Manufactured from long-lasting materials, it provides the reliability needed for peak engine efficiency.
- Rubber O-ring for thermostat housings with flat cover plates
- Fits MerCruiser marinized GM V6 and V8 engines
- Durable and long-lasting material for the marine environment
- Replaces previous part number 30224
- Ensures a watertight seal for optimal cooling performance
