PCV Grommets Ensures a positive oil seal for stamped and cast GM valve covers. 1.22 Inch O.D. x 3/4 Inch I.D Mr Gasket

PCV Grommets Ensures a positive oil seal for stamped and cast Ford valve covers. 1 Inch O.D. x 3/4 Inch I.D Mr Gasket

Valve Cover Grommet and Plug Kit Fits Most Stamped Steel and Aluminum Valve Covers. 1.22 Inch O.D. Plug & 3/4 Inch I.D. PCV Grommet Mr Gasket