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The Cometic MLS cylinder head gasket for GM LS Gen‑3/4 small block V8 applications (4.040in bore) carries a nominal .066in MLX thickness and a compressed operating thickness of 0.036in. Built from multiple embossed stainless layers with Viton-coated outer faces, it seals dissimilar metals without sealants, resists corrosion, rebounds under load and improves clamp distribution to limit bore distortion.
Cometic GM LS Gen-3/4 Small Block V8 .066in MLX Cylinder Head Gasket - 4.040in Bore
