Extreme performance and extreme durability. That's what Pro Series billet fuel pumps are all about. Built for the most demanding drag racing applications, Pro Series pumps feature hard anodized billet aluminum housings, a rugged six-vane pump, all armatures are epoxy coated to secure windings and extend motor life. The pump base is integrated as bottom end cap of motor promoting better pump sealing and shaft alignment. An integrated adjustable bypass valves eliminate pump cavitation and stabilizes fuel flow, and stainless steel armatures enhance corrosion resistance. Available in 230-, 260-, 300-, and 427 GPH models, Pro Series pumps support 800-2,500 horsepower and are compatible with gasoline, E85 and alcohol..