Earl's Oil Fill Cap - 10 AN Female O-Ring Vent - Twist-On - Black 57450BK Single Pump

Single Pump

To maximize filter performance

ARP shafts are made of top quality aerospace chrome moly and have an increased body diameter

Torque On Gasoline Apps

Earl's Oil Fill Cap - 10 AN Female O-Ring Vent - Twist-On - Black 57450BK Single PumpThese 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 one that