The Edelbrock Performer RPM mechanical fuel pump (part 1721) for Small-Block and "W Series" Chevrolet provides up to 110 GPH at approximately 6 psi for carbureted Performer applications. Its three-stage polished finish and unique valve design enhance flow quality and capacity to support engines up to 600 hp without a regulator. The high-volume 3/8" NPT inlet/outlet and clockable lower housing allow better inlet/outlet alignment.
Edelbrock 307-400 Hi-Perf St Pump