Feature:1. Universal 1.5: 5 Psi Manual Adjustable Carburettor Carb Fuel Pump 5/16"(8mm) 3/8"(10mm) Fuel Line Pressure Regulator.2. Complete Kit: Includes clamps, fittings and hose (2 steel clips and 8mm/0.3in fittings for 8mm/0.3in bore push on fuel hose).3. Adjustable Tool: There is an adjustable range of 1 to 5psi via A numbered dial on top.4. Function: The fuel pressure regulator kit uis perfect for facet fuel pumps to control the fuel pressure to the carburettor.5. Premium Quality: High quality aluminum alloy construction, anodic oxidation process for anti corrosion performance, long lasting.Specification:Item Type: Fuel Pressure Regulator KitMaterial: MetalMaximum Flow: 150 LPHMaximum Input Pressure: 7 PsiAperture of Fuel Regulator: Approx. 10mm/0.39in (8mm/0.3in In line Connector is Also Provided, Easy to Install)Adjuster Diameter: Approx. 56.5mm/2.2inInput/output: 1/8 NPT FemaleAdjustment Range: the Fuel Regulator Can Be Adjusted Between 1.5-5 Psi to Obtain a Consistent Fuel Flow, Suitable for Single or Double Carburetor Applications.Compatible: General Purpose Car Modification.Package List:1 x Fuel Pressure Regulator4 x Adapter4 x Rubber Tube3 x Fixed Flange HoopNote:A maximum input pressure of 7psi should not be exceeded.