Four port regulator suitable for two dual inlet carburetors on engines up to 1200 horsepower. O-ring fittings included with regulator. One -08AN inlet port, four -06AN outlet ports. Flows 150 gph with 4.5 to 9 PSI adjustability. Clear anodized finish.

Professional Products Powerflow fuel pressure regulators are designed to help provide stable fuel pressure under the most demanding conditions. These pressure regulators allow multiple fuel pressure adjustments for increased volume, resulting in better overall performance for your vehicle. Professional Products offers these Powerflow fuel pressure regulators in a number of styles and applications to suit your vehicle's needs.