Cometic C9747-045 Top End Gasket Kit for 1984-1991 Harley-Davidson Evo Big Twin .045" Head Gasket

The Cometic C9747-045 is a complete top-end gasket kit designed specifically for 1984-1991 Harley-Davidson Evolution Big Twin engines. This comprehensive "EST" (Engine Seal Top) kit includes all necessary gaskets for a complete top-end rebuild, featuring Cometic's premium .045" head gasket for precise compression control.

Key Features:

• Complete top-end gasket set for Evo Big Twin engines (1984-1991)
• .045" Multi-Layer Steel (MLS) head gasket thickness for optimal sealing
• Includes all necessary top-end gaskets and seals
• Cometic's proven MLS technology withstands extreme cylinder pressures
• Premium materials resist combustion gas leakage and coolant seepage
• Designed for stock and modified performance applications

Cometic gaskets are engineered with advanced materials and manufacturing processes to provide superior durability and reliability. The .045" head gasket thickness allows for precise compression ratio tuning, making this kit ideal for both stock rebuilds and performance modifications. Each gasket is manufactured to exacting tolerances to ensure proper fit and long-lasting performance in demanding motorcycle applications.