Cometic C9768 EST Top End Gasket Kit 3.8125" Big Bore

The Cometic C9768 EST Top End Gasket Kit is a complete big bore gasket set designed for high-performance engine rebuilds. This comprehensive kit includes all gaskets and seals needed to properly complete a total top end rebuild, featuring Cometic's advanced EST (Extreme Sealing Technology) for superior leak-free performance.

Key Features:

• 3.8125" (3-13/16") bore diameter for big bore applications
• EST gaskets utilize Spring Steel (SPS) construction with embossed stainless steel coated with high-temperature viton material
• Includes MLS (Multi-Layer Steel) head gaskets for maximum durability and sealing
• Complete kit with cylinder base gaskets, rocker box gaskets, and all necessary seals
• Designed for critical sealing surfaces to virtually eliminate leakage
• OEM reference number: 09340764

Cometic manufactures their EST gaskets using different materials optimized for each sealing application, ensuring the best seal for every surface. The balance of components are made from the highest quality materials to ensure your engine stays leak-free through demanding performance conditions.