[1] He earned two international caps for the England national speedway team in unofficial test matches against Australia in 1937.
Hart, born in Balham, London, was described as an Australian racer when he first arrived in Britain during the pioneer years of British speedway in 1930.
[2] However, it transpired that Hart had run away to Australia, aged just 16, after an argument with his father over the purchase of a motorbike.
In 1938, he also rode for a newly formed Eastbourne Eagles in the Sunday Amateur Dirt Track League and averaged 10.27.
He returned to his parent club Hackney in 1939 but the season was ended early by the outbreak of World War II.