Abstract: Apparatus for feeding compressed air to an automobile carburetor including a compressor, a compressed air holding tank, an electric air regulator control switch, a manually operated air regulator valve, a solenoid controlled flow valve, tee connections to idler jets, a cylinder and an air line connecting all of the aforesaid devices in sequence. The cylinder has a piston therein connected to a lever plate mounted on the throttle valve shaft in the cylinder of the automobile. The lever plate is connected by linkage to the accelerator pedal of the automobile.