Yamaha YF1-26431-45-11 – COVER, CYL.HEAD

Yamaha YF1-26431-45-11 – COVER, CYL.HEAD

Protect and preserve your Yamaha outboard engine's performance with the Yamaha YF1-26431-45-11 – COVER, CYL.HEAD. This genuine Yamaha OEM cylinder head cover is designed to deliver the precise fit and long-term reliability your engine needs. Manufactured to exact specifications, it forms a critical part of your engine’s upper assembly, shielding vital internal components from moisture, debris, and heat.

This cover doesn’t just enclose—it protects, reinforces, and ensures consistent operation, even in tough marine environments.

Key Features

Authentic Yamaha OEM part – engineered for a perfect fit

Durable construction – resists warping, corrosion, and cracking

Heat-resistant materials – designed to endure engine temperature fluctuations

Protective seal – keeps contaminants away from internal components

Ideal Use Cases

This OEM cylinder head cover is essential when performing a head rebuild, repairing a cracked or damaged housing, or replacing worn engine top-end parts. It's especially crucial for outboards operating in saltwater or harsh weather conditions, where engine integrity is continually challenged.

Why Protection Matters

The cylinder head cover does more than cap off your engine—it serves as a vital barrier against the external elements. Using the Yamaha YF1-26431-45-11 – COVER, CYL.HEAD ensures your engine maintains optimal compression, internal cleanliness, and long-term mechanical health.

Frequently Asked Questions

What material is this cover made from?

Yamaha constructs this part from premium, heat-resistant materials designed to withstand the rigors of marine use and extreme temperature cycles.

Do I need to replace the gasket when installing this part?

Yes, we strongly recommend installing a new gasket to ensure a proper seal and prevent future leaks or compression issues.

This product has been superseded by: YF1-26431-45-10

Yamaha YF1-26431-45-10 - Cover ,cyl.head