Earls Oil Fill Cap w/ PCV Vent - 3434120ERL 1INVENTORY 5 V8 1971 - 1977

5 V8 1971 - 1977 Ford Custom 500   400/6

5 V8 1983 - 1988 Ford E-350 Econoline Club Wagon 460/7

35 Width (in) 4

1 SCCM allowable leakage

Earls Oil Fill Cap w/ PCV Vent - 3434120ERL 1INVENTORY 5 V8 1971 - 1977Overview: These late model valve cover fill caps screw into the valve cover like an ordinary cap. These caps feature a baffle & 10 ORB (7 8" 14 Straight Thread O Ring Style Port) for use w AN O Ring Fitting (or Port hose end) & AN hose to the catch tank or PCV. These caps eliminate the need to modify your valve covers when adding a catch tank to your racing engine (required by most sanctioning bodies in racing applications). Choose from two versions w