Proflow Fuel Pressure Regulator, Black Aluminium, 4.5-9 PSI, Universal, Each

Proflow 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 needle and seat and may cause flooding or drivability problems. Each Proflow fuel pressure regulator

Part number: PFEFS12803