Air Injection Pump: Description

Air injection pump is a positive displacement vane type which is permanently lubricated and requires no periodic maintenance. Sedan, station wagon and pick-up use a two vane pump, all other models use a three vane pump. A rotor shaft, drive hub, relief valve, inlet and outlet tubes are visible on pump exterior. A rotor, vanes, carbon shoes and shoe springs are incorporated in the rotating unit of the pump. Rotor is belt driven.