Mr. Gasket 6377 Valve Cover Grommet Made to fit most stamped or die cast valve covers PCV grommets with measurements 1.22" outside diameter x 3?4" inside diameter Molded neoprene for positive oil seal Prevents oil drainage 2 per set Made to fit most stamped or die cast valve covers Molded neoprene for positive oil seal Prevents oil drainage 2 per set