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Cometic MLS cylinder head gasket for the GM L18 Vortec 8100 Gen‑VII Big Block V8, .045in compressed thickness with a 4.350in bore for the left side. It features multiple embossed stainless steel layers with Viton-coated outer faces to withstand harsh sealing conditions and resist corrosion. The uncoated center shim allows thickness variation and the MLS design evens load distribution, reducing clamp load and eliminating the need for sealants in mixed-material assemblies.
Cometic GM L18 Vortec 8100 Gen-VII Big Block V8 .045in MLS Cylinder Head Gasket - 4.350in Bore - LHS
