Fuel Pressure Regulator, Carburetor Regulator 4‑1/2 to 9 Psi 3/8in NPT Port Zinc Alloy 12‑803 for Holley

Application: Carb fuel pressure regulator is professionally designed for Holley and for Edelbrock carburetors, OE number is 12‑803, 3/8in NPT port (1 in, 2 out). Solid Material: Fuel pressure regulator is made of high strength zinc alloy material, anti rust, wearproof, sturdy, not easy to damage. Usage: Fuel pressure regulator is designed to precisely control the fuel pressure from the fuel pump to the carburetor, practical carb part. Function: Fuel pressure regulator enables you to regulate your fuel pressure based on your carburetor and vehicle application needs. Improve Carb Performance: Regulates fuel pressure to avoid valve needle and seat pressure overloads that can lead to overflows or drivability problems.