Description
Holley EFI Fuel Pressure Regulator 15 to 90 psi 8 AN Female O Ring Inlet Two Outlets 8 AN Female O Ring Return 1 8 in NPT Port Black Clear YGYSK 970 Inch Rotor 5x5 WEI7155 970 Inch Rotor 5x5 Bolt Pattern the Hi Tech belt drive system for Chevrolet Big Block reduces flap through the RPM range while absorbing crankshaft harmonics to prevent performance robbing valve train instability Builders like Dave Lane who used Holley EFI to power the 2013 Goodguys Hot Rod of the Year and tuners like Steve Morris who use it to build some of the baddest forced induction beasts on the planet Sold Individually