REGULATOR 4-1/2 to 9psi BILLET BYPASS

Holley's HP Billet Fuel Pressure Regulators are designed to help keep your fuel pressure set at the proper psi. Inline Return style and adjustable from 4-1/2 to 9psi, with 3/8 inch npt female threads, for use with Gasoline Carbs, an electric pump and a return line. They are CNC-machined from 6061-T6 billet aluminum for strength and an anodized black body with a clear dip anodized top for corrosion resistance. The regulators also include a 1/8 inch npt female threaded gauge port and are sure to fit your standard for high-horsepower engines. E85 compatible