Sierra 18-0398 Thermostat Gasket for V6 and V8 Marine Engines
Sierra high-quality engine parts are designed to meet OEM specifications and are backed by Sierra's unmatched manufacturer's warranty. For use on Mercruiser Stern Drives, OMC Stern Drives, and Volvo Penta engines.
- Use with aluminum exhaust manifolds
- Fits 110/120 & 140/150/160 (I/L 6 cyl.) also MCM 3.0L/LX w/ closed cooling
- Mercruiser Stern Drive
- OMC Stern Drive
- Volvo Penta