This Edelbrock high-performance accelerator pump plunger and spring kit is made for Q-Jet carburetor models. The kit includes the plunger and return spring to replace worn components and restore accelerator pump actuation in Q-Jet applications. It’s intended as a direct replacement for compatible Q-Jet units and should be installed per the vehicle and carburetor instructions.
Edelbrock Hi-Perf Accel Pump and Spring