Holley has been the undisputed leader in fuel systems for over 100 years. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Carbureted By-Pass Regulator.
HOLLEY ALUMINUM BILLET CARBURETED FUEL PRESSURE REGULATOR 4.5 - 9 PSI
Holley HP Billet Carbureted By Pass Fuel Pressure Regulator 4.5 - 9 PSI Two Port
Holley HP Billet Carbureted Fuel Pressure Regulator 3/8" Black Aluminum 12-840
Holley 12-803BP Carbureted Bypass Fuel Pressure Regulator w/Gauge
