Cometic C5450-040 GM DRCE Pro Stock MLS Head Gasket Bore - 500 2 V8 4.700

The Cometic C5450-040 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM 500 DRCE 2 Pro Stock V8 racing engines. This precision-manufactured gasket features a .040" compressed thickness and is designed to handle the extreme cylinder pressures and temperatures found in professional drag racing applications.

Key Specifications:

• Bore diameter: 4.700 inches
• Bore center spacing: 4.900 inches
• Compressed thickness: .040 inches (40 thousandths)
• Multi-Layer Steel (MLS) construction for superior sealing
• Pro Stock racing application

Cometic's MLS gaskets utilize multiple layers of stainless steel with advanced coating technology to provide exceptional combustion sealing, even under extreme boost and cylinder pressure conditions. The embossed layers create a micro-seal around combustion chambers, coolant passages, and oil galleries while maintaining the gasket's structural integrity. This gasket is designed for serious competition engines where reliability and performance are critical.

Note: This is a specialized racing component intended for professional engine builds. Proper surface preparation and torque specifications are essential for optimal performance.