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This Cometic MLS head gasket fits Chevrolet Big Block V8 Mark-IV applications with a 4.375-inch bore and a compressed thickness of .066 inch. Constructed from multiple embossed stainless-steel layers with Viton-coated outer faces, the MLS design resists corrosion, offers rebound, and is suitable for high-output engines and aluminum-to-aluminum or aluminum-to-iron head/block combinations without sealants.
Cometic Chevy BB 396/402/427/454 4.375in Bore .066 Inch MLS Head Gasket
