Cometic C5731-040 Ford MLS Cylinder Head Gasket Bore Thick - 460 4.600 040

The Cometic C5731-040 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Ford D/E 460 cubic inch Pro Stock racing applications. This precision-manufactured gasket features a 4.600-inch bore diameter and .040-inch compressed thickness, designed to handle the extreme cylinder pressures and temperatures of competition engines.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability under high-stress conditions
• 4.600-inch bore diameter accommodates oversized pistons common in racing builds
• .040-inch compressed thickness allows for precise compression ratio tuning
• Pro Stock specification designed for maximum performance applications
• Engineered for Ford D and E series 460 cubic inch big block engines
• Exceeds OEM standards for strength and heat resistance

Cometic MLS head gaskets feature multiple layers of stainless steel with specialized coatings that allow the gasket to adapt to minor surface imperfections while maintaining optimal sealing. The advanced design ensures consistent clamping pressure across the entire sealing surface, critical for preventing combustion leaks and coolant migration in high-output racing engines. This gasket is specifically engineered for serious competition use where reliability and performance cannot be compromised.