The Cometic MLX multilayer steel head gasket is built from three to five stainless steel layers with embossed outer faces coated in Viton rubber for heat and chemical resistance. It features an integrated stopper layer for combustion sealing and Viton coatings rated to 250°C (482°F), making it suited to demanding sealing environments and varied surface finishes in modern engine builds.
Cometic GM LT1/LT4 Gen-V Small Block V8 4.10in Bore .066in MLX Head Gasket