Cometic C9604-1 HD Head Gasket .043" MLS for Harley Shovelhead 1966-1983

The Cometic C9604-1 is a high-performance Multi-Layer Steel (MLS) head gasket engineered specifically for Harley-Davidson Shovelhead engines from 1966 to 1983. With a compressed thickness of .043 inches, this gasket provides excellent sealing and durability for both stock and modified applications.

Key Features:

• Multi-Layer Steel (MLS) construction with CFM-20 coating for superior sealing
• .043" compressed thickness for precise bore-to-deck clearance
• Direct fit for all Harley Shovelhead engines 1966-1983 (FL, FX models)
• Exceeds OEM gasket performance in heat resistance and combustion sealing
• Eliminates gasket failure from extreme heat and pressure cycling
• Sold individually - order quantity needed for complete engine rebuild

Cometic's MLS gaskets feature multiple layers of stainless steel with active seal technology that adapts to flange movement and surface imperfections. The CFM-20 coating provides enhanced torque retention and eliminates the need for additional sealants. Ideal for riders building or rebuilding Shovelhead engines who demand reliability and performance.