Cometic C15412-043 Small Block Chevy Head Gasket Copper Bore - Gen-1 V8 043 4.200

The Cometic C15412-043 is a high-performance copper cylinder head gasket engineered specifically for Chevrolet Generation-1 Small Block V8 engines. This premium gasket features a .043-inch compressed thickness and is designed to accommodate a 4.200-inch cylinder bore diameter, making it ideal for performance builds and applications requiring precise sealing.

Key Features:

• Premium copper construction provides superior thermal conductivity and conformability
• .043-inch compressed gasket thickness for precise deck height control
• 4.200-inch bore diameter accommodates stroker and overbored applications
• Valve pocketed design ensures proper clearance for performance valvetrain components
• Compatible with 18-degree and 23-degree cylinder head configurations
• Designed for high-compression and forced induction applications

Cometic's copper head gaskets are known for their ability to conform to imperfect sealing surfaces while maintaining excellent seal integrity under extreme cylinder pressures. The valve pocket design provides necessary clearance for larger valves common in performance cylinder heads, while the copper material offers exceptional durability in high-heat, high-stress racing environments.