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Cometic MLX cylinder head gasket for GM LS Gen-3/4 small-block V8, .040in thickness with a 4.150in bore. MLX gaskets incorporate an integrated "stopper" layer for combustion sealing and HP shim technology to raise clamp load around the chamber. The design stacks embossed stainless steel layers with Viton-coated outer faces and an uncoated central shim, yielding improved sealing with controlled bore distortion.
Cometic GM LS Gen-3/4 Small Block V8 .040in MLX Cylinder Head Gasket - 4.150in Bore
