Holley In-Line Fuel Pressure Regulator/Damper - 40-70 psi - 8 AN Female In / 8 AN Out - Black 200430108 3-Pump and 6-Pump refers to

3-Pump and 6-Pump refers to the amount of pumps of the handle to lift the tires off the ground of a typical stock car

High quality Steel Gear installed

high thermal stability

Owner Rebuildable o Rebuilding is simple

Small / Big Block Chevy

Holley In-Line Fuel Pressure Regulator/Damper - 40-70 psi - 8 AN Female In / 8 AN Out - Black 200430108 3-Pump and 6-Pump refers toFuel pulse dampers act in tandem with the fuel pressure regulator to further control the fuel pressure in an EFI system. They act to smooth out the pressure pulsations caused by the injectors opening and closing as well as the fuel pump operating. These pulsations happen so quickly that in many cases they can't be identified with an analog gauge but can cause issues with fuel delivery to the engine. Product Description: Fuel Pressure Regulator 40 70