Cometic C8307 Copper Head Gasket for Harley 1100-1200cc Sportster .005 Inch

The Cometic C8307 is a precision-engineered solid copper head gasket designed specifically for Harley-Davidson Sportster engines ranging from 1100cc through 1200cc displacement. Constructed from .005-inch thick premium copper material, this gasket delivers exceptional sealing performance for both stock and modified V-Twin applications.

Premium Copper Construction:

• Made from 99.9% pure oxygen-free C110 copper for superior thermal conductivity
• .005-inch compressed thickness provides precise compression ratio control
• Naturally soft and ductile material conforms to head and cylinder surfaces
• Excellent heat dissipation properties help prevent hot spots
• Resistant to corrosion and embrittlement from repeated heat cycles

Application & Installation:

• Designed for Harley-Davidson Sportster 1100cc and 1200cc engines
• O-ringing is recommended for optimal sealing performance
• Requires smooth, flat head and cylinder surface finish for proper seal
• Ideal for performance builds, custom compression ratios, and high-heat applications

Cometic gaskets are precision-manufactured to exacting tolerances, ensuring a reliable seal under extreme pressure and temperature conditions. This copper head gasket is an excellent choice for builders seeking maximum sealing capability and durability in their Sportster engine builds.