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Cometic MLX cylinder head gasket for GM Duramax LB7/LLY/LBZ/LMM/LGH/LML left-side applications, .055" nominal thickness with 4.100" bore. MLX construction uses embossed stainless outer layers coated with Viton and an uncoated center shim; compressed operating thickness is 0.036". The stopper layer aids combustion chamber sealing and the multi-layer steel build resists corrosion and accommodates aluminum-to-aluminum or aluminum-to-iron interfaces.
Cometic GM LB7/LLY/LBZ/LMM/LGH/LML Duramax .055in MLS Cylinder Head Gasket - 4.100in Bore - LHS
