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Cometic MLS cylinder head gasket for GM Gen-V/VI Big Block V8, specified for a 4.320 in bore with a 0.120 in nominal thickness to support large-deck or stroker applications. Multiple embossed stainless layers are coated with Viton on both faces and include an uncoated center shim for thickness control. Compressed operating thickness is 0.120 in. The multi-layer construction resists corrosion and shear, improves load distribution, and reduces required clamp load without sealants.
Cometic GM Gen-V/VI Big Block V8 .120in MLS Cylinder Head Gasket - 4.320in Bore
