Add to Favorite Sellers. Holley 12-803BP Carbureted Bypass Fuel Pressure Regulator. Street/Strip Carbureted Applications Two Port Adjustable from 4.5 to 9 PSI; Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. Too much fuel pressure for a given needle and seat assembly can overload the […]
Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor, Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task, The Holley 12-803BP fuel pressure regulator features 3/8″ NPT in/out ports and a 3/8″ NPT […]
HOLLEY 12-803BP FUEL PRESSURE REGULATOR BY-PASS STYLE. Two Port 4.5 – 9 PSI Bypass Style, Chrome. Fuel pressure Regulators are used to adjust for fuel pressure requirements of various carburetors. Too much fuel pressure for a given needle and seat assembly may cause flooding or driveability problems. 3/8 NPT Ports; Allows Adjustment of Fuel Pressure […]