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Cometic MLS head gasket for Chevrolet Mark-IV big-block V8 engines (396/402/427/454) is a multi-layer steel gasket with embossed outer layers coated in Viton and an uncoated stainless center shim. With a compressed thickness of 0.051" and a 4.540" bore, it provides corrosion resistance, rebound capability, and is suitable for aluminum-to-aluminum or aluminum-to-cast-iron head applications without requiring sealants.
Cometic Chevy BB 4.540in Bore .051 inch MLS 396/402/427/454 Head Gasket
