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The Cometic MLS head gasket for Chevrolet Gen-1 Small Block V8 (4.100in bore) with a compressed operating thickness of 0.066in features multiple embossed stainless layers for strength and rebound. Outer layers coated with Viton provide temperature- and chemical-resistant sealing while the uncoated shim allows thickness tuning. This MLS gasket is suitable for aluminum-to-aluminum and aluminum-to-cast-iron applications and is specified to seal reliably without additional sealants.
Cometic Chevy Gen1 Small Block V8 .066in MLS Cylinder Head Gasket - 4.100in Bore
