Cometic C9245-040 S&S Bore Top End Gasket Kit MLS Head Gaskets - 4-1/8 040

The Cometic C9245-040 is a complete top end gasket kit designed specifically for S&S engines with a 4-1/8" bore diameter. This comprehensive kit features Cometic's premium .040" Multi-Layer Steel (MLS) head gaskets engineered to provide superior sealing and durability in high-performance applications.

Key Features:

• Multi-Layer Steel head gaskets with .040" compressed thickness for precise compression ratio tuning
• Engineered for S&S 4-1/8" bore cylinders
• Includes all necessary top end gaskets for complete engine rebuild
• MLS construction provides excellent heat resistance and conformability
• Superior blowout resistance compared to traditional composite gaskets
• Manufactured in the USA with precision die-cutting technology

Cometic MLS head gaskets feature multiple layers of stainless steel with advanced coating technology that allows the gasket to recover and maintain sealing integrity even under extreme thermal cycling. This complete top end kit ensures you have all the gaskets needed for proper engine assembly on your S&S-powered motorcycle.