Holley Carb/EFI Adjustable Billet By-Pass Regulator 4-65 PSI - 6AN K24 resulting in reduced shift effort

resulting in reduced shift effort for smooth

Designed to be a direct replacement for your factory radiator

Adjustable from 15-90 psi for precise fuel pressure adjustments

Ear cutouts allow comfortable use of most radio headsets

Holley Carb/EFI Adjustable Billet By-Pass Regulator 4-65 PSI - 6AN K24 resulting in reduced shift effortHolley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061 T6 billet aluminum for strength and durability. These regulators are adjustable from 4 65 psi and will handle both carbureted and EFI applications. A second pressure spring is included allowing you to increase the fuel pressure range up to 65 psi for EFI systems. They are offered with two port sizes, 3 8" NPT or