A well-maintained cooling system is key to keeping a MerCruiser engine running smoothly, and the Mercury Drain Plug (22-8M0119211) makes that job effortless. Designed for cylinder blocks and exhaust manifolds, this plug allows for quick and efficient water drainage—an essential step in preventing corrosion, freezing, and internal damage. Whether prepping for off-season storage or performing routine maintenance, a reliable drain plug ensures your engine stays in top shape.

Built for Performance & Longevity:

• Precision OEM Fit – Designed to Mercury’s exact specifications, ensuring a secure, leak-free seal.
• Rugged Marine-Grade Build – Resists wear, saltwater corrosion, and temperature extremes for long-term durability.
• Hassle-Free Draining – Provides easy access for water removal, keeping cooling passages clear and efficient.

Skipping proper drainage can lead to serious engine issues, especially in colder conditions where water expansion can cause cracks or block damage. Whether replacing an old plug or upgrading for better reliability, the Mercury Drain Plug (22-8M0119211) keeps your cooling system in check, so your engine is always ready to hit the water.