BBC Copper Head Gasket 4.380 x .062

The BBC Copper Head Gasket 4.380 x .062 from SCE GASKETS is a crucial sealing component designed specifically for big-block Chevy engine builds and high-performance modifications. This gasket is ideal for mechanics working on classic muscle cars, stroker motors, or race-proven BBC platforms, where precision and reliability are essential.

Constructed from copper, this gasket offers superior thermal conductivity and conformability compared to standard steel gaskets. It is engineered to maintain a reliable seal under varying combustion pressures and temperature cycles, which are common in modified BBC applications. The precision specifications of 4.380 inches in bore diameter and .062 inches in thickness ensure compatibility with common big-block Chevy head configurations.

This gasket is suitable for BBC engines with displacements of 427, 454, and 502 cubic inches, making it an excellent choice for street performance, drag racing, and marine applications where reliability under sustained load is critical. Its malleability allows it to accommodate surface irregularities found in older or ported cylinder heads, ensuring a strong seal without compromising integrity.