1/4" Cork "Tuff-Bak" Valve Cover Gaskets They are specially designed for

They are specially designed for the option to seal porous cast iron head rail surfaces or machined cast aluminum rail surfaces

Steel core gaskets may not fit valve covers with a gasket retaining lip

Material Type: Multi Layer Stainless Steel (MLS)

Not re-useable

including blown or nitrous setups

1/4" Cork "Tuff-Bak" Valve Cover Gaskets They are specially designed forDescription: SCE Gaskets 1 4"in. "Tuff Bak" valve cover gaskets providing a superior solution to the typical cork OEM style gasket that has been on the market for years! "Tuff Bak" valve cover gaskets provide lateral strength for high vacuum engine applications and blowout protection. They are specially designed for the option to seal porous cast iron head rail surfaces or machined cast aluminum rail surfaces. Racer Notes: Recommended for racing