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Holley Billet Bypass Style Fuel Pressure Regulator Kits are part of a complete line of fuel system products from Holley. The included 12-841 regulator features a billet aluminum body and a black finish for corrosion resistance and good looks.
The regulator contains 3/8 inch NPT in/out ports, a 3/8 inch NPT return port, a 1/8 inch NPT gauge port. In addition, 3 adapter fittings, a barbed fitting for the vacuum port, a mounting bracket, and all necessary hardware are also included.
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