The powerplant was initially a Bristol Jupiter VI engine, but this was changed to a Jupiter VII (450 hp/336 kW) before the performance trials. The armament consisted of two Vickers machine guns synchronised to fire through the propeller.
The powerplant initially used a Bristol Jupiter VI engine but was upgraded to a Jupiter VII (450 hp/336 kW) for performance testing. The aircraft's armament included two synchronized Vickers machine guns firing through the propeller.