Proflow Fuel Pressure Regulator, Carburettor Bypass, 4-13 PSI, 4-Port, 900 HP, B

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Proflow's carburetted bypass regulators are designed to be used with the stock, in-tank pump or aftermarket EFI fuel pump in a carburetted application. This means high-volume electric or mechanical fuel pumps of any make can also be used, while providing laminar flow to your carburettor and accurate adjustable pressure control. With their boost reference port,high-flow capacity and stainless steel internals for long lasting performance, they're perfect for applications with a turbo or centrifugal supercharger. Suit carburetted applications using EFI style pump up to 150GPH (570 LPH) Note pump must produce a mnimum of 45psi in order for regulator to function as intended Adjustable from 4-13 PSI Fuel pressure rise on a 1:1 ratio with boost E85 and alcohol compatible 2x 1/8 NPT gauge port 1x Inlet Port -10AN 2x Outlet Ports -06AN 1x Return Port -08AN