Fuel Pressure Regulator / By-Pass

Fuel Pressure Regulator Chrome Plated, 4 1/2-9 psi, Universal   The needle and seat assemblies that are installed in Holley Performance carburetors can sufficiently control fuel pressure up to about 8 psi. If the fuel pump is putting out more than...

This is a new Clay Smith brass or aluminum with a stainless check valve and spring assembly (non corrosion design)  Male #6 AN threads on both ends. This bypass comes with a 7 pound spring in it but can be shimmed to increase the pressure