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Cometic MLS head gasket for Chevrolet Mark-IV Big Block V8, 4.630in bore with a compressed operating thickness of 0.089in. Comprised of multiple embossed stainless steel layers with AMP coatings and an uncoated center shim, the outer layers are coated with Viton on both sides (heat resistant to 250 C/482 F). MLS construction provides reliable sealing without sealants, fits aluminum-to-aluminum or aluminum-to-iron combinations, and helps distribute sealing load while reducing clamp load and bore distortion.
Cometic Chevrolet Mark-IV Big Block V8 .089in MLS Cylinder Head Gasket - 4.630in Bore
