Peterson Fluid Systems Breather 1-Way Vac No Bung

Peterson Fluid Systems is the leader in high performance dry sump oil pumps, tanks and accessories that help racers of every type capture the checkered flag. ONE WAY POP OFF VALVE FOR USE ON ENGINES WITH CRANK CASE VACUUM VALVE SEAL PREVENTS AIR FROM ENTERING ENGINE OPENS AT 2 PSI IN THE EVENT OF CRANK CASE PRESSURE COMES WITH FILTER ELEMENT