4.540 MLS Head Gasket .060 - BBC

The Cometic Gaskets 4.540 MLS Head Gasket .060 - BBC is designed specifically for big-block Chevy builds, ensuring precision cylinder sealing for high-performance applications. This gasket is ideal for street performance engines, weekend drag racers, and high-compression rebuilds where reliability is critical.

Constructed from multi-layer steel (MLS), this gasket features multiple layers of spring-tempered steel bonded with elastomer, providing a compressible seal that maintains integrity under extreme temperature and pressure conditions. The .060-inch thickness allows for precise deck height targeting and optimal combustion chamber volume, essential for tuning power and preventing detonation.

Engine builders and shops trust Cometic MLS gaskets for their durability in naturally aspirated stroker builds, supercharged big-blocks, and turbocharged applications. The 4.540-inch bore diameter ensures complete fire-ring coverage, making it a reliable choice for those looking to maximize performance in their big-block Chevrolet engines.