
Built 1931 as a Royal Air Force standard light bomber, powered by one Rolls Royce Kestrel IIIS of 560 horse power.
J4491 was used as a development and demonstration aircraft by Hawkers. It was given the civil marks G-ABMR. After WWII Hawkers refurbished the aeroplane in blue and gold colours, and was the personal mount of Hawker's test pilot,Geoff Duke. It competed in and won the 1952 Kings Cup Air Race at a speed of 170 mph. In 1959 it was again refurbished in RAF No 57 Squadron colours as J 9933, and based at Dunsfold. The erroneous registration was amended to J 4491 in 1971, the aeroplane was grounded and presented to the National Aeroplane Collection for display at Hendon, where it forms part of the centerpiece of the Sir Sidney Camm Memorial Hall.Hooton AirCraft's Hart model was specially prepared for the RAF Museum at Hendon where it is on display and on sale at their museum shop.
A motorisation kit for the model is available.