Cometic C15411-043 Small Block Chevy Head Gasket Copper Bore - Gen-1 V8 043 4.165

The Cometic C15411-043 is a precision-engineered copper cylinder head gasket designed specifically for Chevrolet Generation 1 Small Block V8 engines. This high-performance gasket features a .043" (43 thousandths) compressed thickness and is constructed from solid copper for superior heat dissipation and thermal conductivity.

Key Specifications:

• Bore Size: 4.165 inches (suitable for standard and slightly overbored small block Chevy applications)
• Material: Solid copper construction for maximum conformability and thermal transfer
• Compressed Thickness: .043 inches
• Head Compatibility: Designed for 18-degree and 23-degree cylinder heads
• Bore Style: Round bore configuration

Features and Benefits:

• Copper construction provides excellent heat transfer properties, helping to reduce hot spots and detonation
• Superior conformability allows the gasket to seal minor surface imperfections
• Ideal for high-performance, racing, and forced induction applications
• Precision machined to exacting tolerances for consistent sealing
• Reusable when properly installed and removed with care

Cometic Multi-Layer Steel (MLS) and copper gaskets are the choice of engine builders and racers worldwide. This gasket is engineered to handle the extreme cylinder pressures found in modified and high-output small block Chevrolet engines while maintaining a reliable seal.