Holley Chrome Carbureted Fuel Pressure Regulator 4.5-9 PSI M/P #12-803 programmers-and-tuners or 2293-4HKR (Titanium)

or 2293-4HKR (Titanium)

this muffler is excellent for custom applications and is constructed with 409S Stainless Steel

Muffler Series: Super 50 Series

Increases of up to 10 hp and 11 lb

6L V8 1977 - 1980 Chevrolet K30   400/6

Holley Chrome Carbureted Fuel Pressure Regulator 4.5-9 PSI M/P #12-803 programmers-and-tuners or 2293-4HKR (Titanium)Overview: 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 needle and seat and may cause flooding or drivability problems. Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task. All Holley regulators are pre set at the factory so