Cometic C9984-051 MLS Head Gasket Standard Bore .051" Harley Shovelhead 66-84 2-Pack

The Cometic C9984-051 is a premium Multi-Layer Steel (MLS) head gasket designed specifically for Harley-Davidson Shovelhead engines from 1966 to 1984 with standard bore. This heavy-duty gasket features .051" thickness and is sold as a pair (2-pack) for complete engine rebuilds or replacements.

Key Features:

• Multi-Layer Steel construction with three layers for superior sealing and durability
• Center shim layer is uncoated stainless steel that can accommodate various thickness requirements
• Outer layers are embossed and coated on both sides with Viton for harsh sealing environments
• Load Control Embossments (LCE) promote even torque load distribution across the sealing surface
• Reduces bore distortion and provides better piston ring seal for increased power
• Standard bore sizing (3.500") for stock Shovelhead applications
• .051" compressed thickness for precise compression ratio control
• Premium fuel-resistant materials that will not creep, crack, or become brittle
• Made in the USA with American-manufactured materials

Cometic MLS head gaskets are engineered to handle the extreme pressures and temperatures of modern high-performance engines while providing long-term reliability. The advanced multi-layer design ensures proper sealing even under high cylinder pressures and clamp loads, making them an excellent choice for street and performance Shovelhead builds.