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Cometic MLS head gasket for Chevrolet Mark-IV Big Block V8, 4.630in bore with a compressed operating thickness of 0.086in. Constructed from multiple embossed stainless steel layers with AMP coatings and an uncoated center shim, the outer faces are coated with Viton on both sides (heat resistant to 250 C/482 F). MLS design seals without sealants, is suitable for aluminum-to-aluminum or aluminum-to-cast-iron assemblies, and helps conform load distribution while requiring less clamp load and reducing bore distortion.
Cometic Chevrolet Mark-IV Big Block V8 .086in MLS Cylinder Head Gasket - 4.630in Bore
