Cometic C10065-036-HB S&S 126" 145" Head and Base Gasket Kit 4.375" Bore

The Cometic C10065-036-HB is a premium head and base gasket kit designed specifically for S&S 126" and 145" V-Twin engines with a 4.375" (4-3/8") bore diameter. This high-performance gasket kit features Cometic's Multi-Layer Steel (MLS) construction for superior sealing and durability in demanding applications.

Key Specifications:

• Head gasket thickness: .036" (0.036 inches)
• Base gasket thickness: .020" (0.020 inches)
• Bore size: 4.375" (4-3/8")
• Application: S&S 126" and 145" cubic inch engines
• MLS (Multi-Layer Steel) construction for maximum reliability
• Complete head and base gasket kit

Cometic gaskets are engineered to withstand extreme cylinder pressures and temperatures, making them ideal for high-performance and racing applications. The MLS design provides excellent recovery characteristics and maintains a consistent seal through heat cycles and engine vibration. This kit includes both head and base gaskets needed for a complete top-end rebuild or installation.