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Cometic MLS head gasket for Chevrolet Gen-1 Small Block V8, 4.125 in bore with a compressed operating thickness of 0.051". It offers multi-layer stainless steel sealing designed for high-output engines and installs without sealants. Embossed outer layers are coated with Viton while the uncoated center shim allows thickness variation. Suitable for aluminum-to-aluminum or aluminum-to-cast-iron setups and noted for Brodix 12–23° heads.
Cometic Chevrolet Gen-1 Small Block V8 .051in MLS Cylinder Head Gasket - 4.125in Bore
