Gasket Head 4.320X.036 M8Replacement Head GasketsMLX Gasket (Multi Layer Xtreme) features an extra stopper fold over layer providing a torque limiting surface that prevents yielding of the combustion seal Proprietary high temperature coatings along with embossments provide a micro seal for fluids against the head and block surface MLX head gaskets are essential for all Milwaukee 8 applications using a Turbo, high compression, nitrous or any power adder modifications Require