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Cometic MLS head gasket for Chevrolet Mark-IV Big Block V8, 4.630in bore with a compressed operating thickness of 0.062in. Built from 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 design delivers sealing without sealants, is compatible with aluminum-to-aluminum or aluminum-to-iron assemblies, and helps distribute load evenly while minimizing clamp load and bore distortion.
Cometic Chevrolet Mark-IV Big Block V8 .062in MLS Cylinder Head Gasket - 4.630in Bore
