Flow capacity for Edelbrock's 6-Valve Racing Fuel Pump is 130 gallons per hour as compared to conventional racing pumps at 114 gallons per hour. A must for drag racing, circle track racing, street machines or any application that demands a high-volume fuel delivery. High-volume 1/2in NPT inlet and outlet orifices surpass the capacity of conventional models. Also, the finest quality materials are used along with 6-valve pump body and large alcohol-proof diaphragm. Beautifully detailed with aircraft-type allen bolts. Produces 13 to 14 psi. For gasoline and alcohol. Use with Edelbrock Fuel Pressure Regulator P/N 8190.