The Gemini name was used on a series of Formula Junior racing cars built by Chequered Flag Engineering of London between 1959 and 1963.
[1] The car was renamed the Gemini Mk 1 and won on debut at Brands Hatch in September 1959.
[2] The Gemini Mk 2 was subsequently produced[2] and was first raced in a Formula Junior event at Brands Hatch in October 1959.
[1] It is believed that thirty Mk 2s were built, four powered by Ford Cosworths and all others by BMC A Series engines.
[2] The rear engined Gemini Mk 3 was introduced during 1960 and met with success in the hands of Tony Maggs, Geoff Duke and Peter Ashdown.