PCV Grommet: Intake Manifold for Pontiac Blocks and this is the type

and this is the type used

ie standard GM  65-67 era vehicles

where sentiment and old hose particals have ruined your NEW pump

1976-77 Grand Prix with console

PCV Grommet: Intake Manifold for Pontiac Blocks and this is the typeThis grommet is in the intake manifold for Pontiac V8 engines of the 60's & 70s. Large hole, narrows down for small valve. ID: 0. 423"; O. D.: 1. 518"; Thickness: 0. 772" Fits but not limited too: OLDSMOBILE 98 1975 OLDSMOBILE CUSTOM CRUISER 1975 OLDSMOBILE DELTA 88 1975 PONTIAC BONNEVILLE 1968 1975 PONTIAC CATALINA 1968 1975 PONTIAC EXECUTIVE 1968 1970 PONTIAC FIREBIRD 1968 1975 PONTIAC GRAND AM 1973 1975 PONTIAC GRAND LEMANS 1975 PONTIAC GRAND PRIX