Holley 12-880KIT HP Billet Carb/EFI Bypass Fuel Pressure Regulator Kit

Regulator is adjustable from 4-65 psi for precise fuel pressure adjustments Constructed of billet aluminum with a black anodized base and clear anodize top for good looks Used in return style systems with a line back to the fuel tank Use with electric fuel pumps Regulator has one 6AN o-ring inlet, two 6AN o-ring outlets, and 6AN o-ring return port 1/8" NPT Boost Reference (1:1) and Barbed Fitting Includes 1/8” NPT Gauge Port and Earl's Fuel Pressure Gauge (100187ERL) Mounting bracket included The 4-15 psi carbureted spring comes installed in the regulator