Cometic C8711 High-Performance Top End Gasket Kit

The Cometic C8711 is a high-performance top end gasket kit engineered for the 1987–2004 Yamaha Warrior 350. Cometic has been manufacturing state-of-the-art gaskets since 1989, and this kit reflects their commitment to precision sealing for both performance builds and OEM-quality replacements.

Each gasket in the kit is engineered from the correct material for its specific sealing application. The head gasket features non-asbestos, flexible graphite laminated to a stainless steel core for superior heat resistance and sealing integrity. Manifold and base gaskets are constructed from non-asbestos nitride rubber-bound fiber, providing excellent compression and chemical resistance.

Key Features:

• Complete top end gasket kit — includes all gaskets needed for one engine rebuild
• Head gasket constructed from non-asbestos flexible graphite laminated to stainless steel core
• Manifold and base gaskets made from non-asbestos nitride rubber-bound fiber
• Materials are application-specific — engineered for correct fit and sealing performance
• Used by professionals in high-performance machines and as OE-quality replacements worldwide
• Made in the U.S.A. by Cometic Gasket

The Cometic C8711 top end gasket kit is the trusted choice for engine rebuilds where leak-free sealing and long-term durability are essential. Whether restoring to stock or building for performance, this kit delivers professional-grade results.