Tags: Cyclist.
James Martin Vinnicombe’ (born 5 December 1964 in Melbourne Victoria) is a retired Australian track cyclist who competed at the 1988 Summer Olympics in Seoul winning a silver medal in 1000 metres time trial. He tested positive for steroids in 1991. His former manager Phill Bates told the Sydney Morning Herald in 1996: He knew the only way to win was to cheat. Vinnicombe won the world championship for amateurs in 1 km time trial in 1987.