Cometic street pro conversion gasket kits bring race-proven MLS technology to all budget-minded hot rod enthusiasts alike. With Cometic Gasket's cutting edge technology and production of superior quality gaskets, these pro street conversion gasket kits are constructed from multiple layers of stainless steel to provide added strength, excellent rebound, and corrosion-resistant characteristics. The outer layers are coated with a rubber-based material to create a superior, heat-resistant seal to withstand harsh sealing environments, load conditions, and surface finishes.