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Cometic MLS cylinder head gasket for the GM L18 Vortec 8100 Gen‑VII Big Block V8, .080in compressed thickness with a 4.350in bore for the left side. Constructed from multiple embossed stainless steel layers and Viton-coated outer faces, it resists corrosion and performs under varied flange conditions. The uncoated shim layer permits thickness variation and the MLS assembly reduces clamp load while improving sealing across aluminum and cast-iron interfaces.
Cometic GM L18 Vortec 8100 Gen-VII Big Block V8 .080in MLS Cylinder Head Gasket - 4.350in Bore - LHS
