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The Cometic MLS head gasket for Chevy big-block 396/402/427/454 applications features a 4.375 in bore and a compressed operating thickness of 0.080 in. Constructed from multiple embossed stainless steel layers with outer Viton-coated faces, this multi-layer steel design provides strong rebound, corrosion resistance and reliable sealing without sealants. The uncoated center shim layer allows tailored thickness while embossed outer layers conform to varied surface finishes and load conditions.
Cometic Chevy BB 4.375in Bore .080 inch MLS 396/402/427/454 Head Gasket
