SCE Gaskets P133243 Pro Copper Cylinder Head Gasket Bore Thick Big Block Chevy - 4.320 0.043

The SCE Gaskets P133243 Pro Copper cylinder head gasket is engineered for high-performance big block Chevy applications requiring superior sealing and heat dissipation. Constructed from solid copper material, this gasket provides excellent thermal conductivity to help manage combustion chamber temperatures while maintaining a reliable seal under extreme conditions.

Key Specifications:

• Bore Size: 4.320 inches - compatible with standard and slightly over-bored BBC engines
• Compression Thickness: 0.043 inches (43 thousandths) for precise compression ratio tuning
• Material: Pro Copper construction for maximum heat transfer and conformability
• Application: Big Block Chevy engines
• Quantity: Sold individually (each)

Features and Benefits:

• Copper construction offers superior thermal conductivity compared to composite gaskets
• Excellent conformability to deck surface imperfections for improved sealing
• Ideal for high-compression and forced induction applications
• Reusable design when properly installed with copper gasket spray
• Pro-grade quality for racing and performance engine builds

SCE Gaskets Pro Copper head gaskets are a popular choice among engine builders and racers who demand reliable performance under extreme cylinder pressures and temperatures. The 0.043-inch thickness allows for fine-tuning compression ratios when combined with different piston dome configurations and deck heights.