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Cometic's MLX head gasket for Hemi Gen3 Iron Eagle blocks uses an integrated stopper layer to improve combustion chamber sealing. This .040in gasket for a 4.275in bore is engineered to increase clamp load around the cylinder without raising bore distortion, supporting durability in higher-compression or built applications. It's a direct replacement gasket intended for engine builders seeking reliable sealing performance.
Cometic Hemi Gen3 Iron Eagle Block .040in MLX Cylinder 4.275in Bore RHS Head Gasket
