Designed for use with all Edelbrock carburetors used in Performer or Performer RPM applications. These high performance Street Fuel Pumps feature a high quality three stage polished finish. Edelbrock 289-351 Hi-Perf St Pump Edelbrock Pro-Flo 4 XT EFI Kit #35880 with Satin Finish for rectangular-port Big-Block Chevrolet engines is a complete bolt-on electronic fuel injection system featuring a satin-finished XT intake manifold. Ford:Small-Block Windsor:260 (4.3L)/289 (4.7L)/302 (5.0L)/351 (5.8L)