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Cometic MLS head gasket for Chevrolet Mark-IV Big Block V8, 4.630in bore with a compressed operating thickness of 0.057in. Constructed of multiple embossed stainless steel layers with AMP coatings and an uncoated center shim, outer layers are coated with Viton on both sides (heat resistant to 250 C/482 F). MLS construction provides dependable sealing without sealants, fits aluminum-to-aluminum or aluminum-to-cast-iron applications, and helps distribute load while reducing clamp load and bore distortion.
Cometic Chevrolet Mark-IV Big Block V8 .057in MLS Cylinder Head Gasket - 4.630in Bore
