Holley Universal EFI Boost Reference Regulator HO512-504-5 Product:Default Title 625 in Intake Valve Diameter:

625 in Intake Valve Diameter: 2

Carburettor Adapter - Female -8ANBlue Finish

4L80E Street & Strip Transmission1991-95 HD

clear fuel level sight glass for easy

Flashback - 1972: Nothing was cooler than sporting around town in a hot rod with a Holley Double Pumper and M/T finned aluminum valve covers

Holley Universal EFI Boost Reference Regulator HO512-504-5 Product:Default Title 625 in Intake Valve Diameter:Holley Universal EFI Boost Reference Regulator HO512 504 5 512 504 5 This precision adjustable fuel metering regulator is the ultimate fuel pressure control unit designed to work on all naturally aspirated EFI, turbo and supercharged applications like vehicles that run in the Pro Street, Pro Import and Outlaw classes. This is a 2 port 1: 1 boost compensating return style regulator that is adjustable from 15 65 PSI + boost reference and is designed to