This Cometic MLS head gasket for GM LSX Gen-4 small block V8 is a .080" multi-layer steel gasket sized for a 4.185" bore and specified for the left-hand side. Composed of embossed stainless steel layers with Viton-coated outer faces, it compresses to about 0.098" and is intended to seal modern high-output engines without sealants. The MLS design resists shearing between dissimilar metals and allows varied shim thickness for proper clamp load.
Cometic GM LSX Gen-4 Small Block V8 4.185in Bore .080in MLS Head Gasket - Left