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Cometic's MLS head gasket for GM LS Gen‑3/4 small block V8 engines fits a 3.910" bore with a .086" gasket thickness and compressed operating thickness of 0.036". Multiple embossed stainless steel layers rebound and resist corrosion, outer layers coated with Viton on both sides. MLS construction seals aluminum-to-aluminum or aluminum-to-iron combinations without sealants and tolerates high temperatures.
Cometic GM LS1 SB 3.910in Bore .086in Thick MLS Head Gasket
