FUEL PSI FLUCTUATING
WHAT WOULD CAUSE MY FUEL PSI TO CHANGE?I SET IT AT 7.5 ONE DAY THE NEXT TIME I RUN IT ITS 6 OR 8,MONDAY WHEN I STARTED THE CAR IT WAS 12.I USE A HOLLEY BLUE PUMP,AEROMOTIVE PSI REGULATOR AND A AEROMOTIVE FUEL FILTER (10 MICRONS).A BRAIDED FUEL LINE AND A AUTOMETER LIQUID FILLED FUEL PSI GAUGE.