Demon

Anti-pullover nozzles are used to combat a condition that is sometimes called "pump pull-over". As a stream of air rushes past the discharge nozzle it has a tendency to pull fuel from the nozzle, especially on smaller cubic inch engines. Sold per pair.

Calibrate the accelerator pump discharge volume to your particular application by changing the pump nozzle. Use of the hollow screw allows increased fuel flow ensuring the nozzle is the controlling factor in fuel delivery. Choose either the tube type or s