Cometic C9712 HD Shovel Head Big Bore Gasket Kit 3-5/8" .043" MLS - 10 Pack

The Cometic C9712 is a professional-grade Multi-Layer Steel (MLS) head gasket kit designed specifically for Harley-Davidson Shovelhead engines with 3-5/8" big bore cylinders. This bulk pack includes 10 gaskets, making it ideal for shops and serious builders.

Key Features:

• 3-5/8 inch (3.625") big bore diameter for oversized cylinder applications
• .043 inch compressed thickness for precise compression control
• Multi-Layer Steel (MLS) construction with CFM-20 coating for superior sealing
• Designed for HD Shovelhead V-twin engines (1966-1984)
• High-temperature resistance and excellent durability under extreme conditions
• Requires no retorquing after installation
• Sold as a 10-pack for professional builders and high-volume applications

Cometic's MLS head gaskets feature multiple layers of stainless steel with a Viton rubber coating that provides maximum sealing performance. The CFM-20 coating ensures optimal clamp load distribution and resistance to combustion pressure, making these gaskets ideal for high-performance and racing applications.