Adjustable Fuel Pressure Regulator For Holley 12-804 1-4 PSI 3/8 Inch

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 fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task.

Adjustable fuel regulation from 1 to 4 psi

3/8" NPT ports ( 1 in, 2 out)

Package includes: 1 set (as shown in the figure)