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The Cometic MLX head gasket for GM LS9/LSA Gen‑4 small block V8 is a .075in cylinder head gasket with a 4.100in bore. MLX gaskets use an integrated stopper layer to improve combustion chamber sealing while improving clamp load around the cylinder without increasing bore distortion. This gasket is specified for high‑duty sealing applications on compatible Gen‑4 small block V8 engines.
Cometic Gasket GM LS9/LSA Gen-4 Small Block V8 .075in MLX Cylinder Head Gasket 4.100in Bore RHS
