Holley 12-841 4.5-9 PSI Adjustable Bypass Billet Fuel Pressure Regulator with 3/8 NTP Ports. HP BILLET CARBURETED BY PASS FUEL PRESSURE REGULATOR. Street/Strip Carbureted Applications Two Port Adjustable from 4.5 to 9 PSI. Holley® Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley®. They are precision machined from […]
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 […]
Die Cast Aluminum Construction. Adjustable from 4.5-9 psi for precise fuel pressure adjustments. Used in return style systems with a line back to the fuel tank. 3/8 NPT Inlet, Outlet, and Return Ports. 1/8 NPT Gauge Port and Earl’s Fuel Pressure Gauge (100187ERL). 3/8 NPT to -6 AN fittings (481666-BL x3). If a product does […]
This regulator is brand new and in perfect condition but the box has very slight damage.
This fuel pressure regulator is brand new and in perfect condition but the box has damage. It is complete with the hardware shown.