 His Grand Prix debut was delayed after he broke his leg crashing at the Arai 500 race at Bathurst when, leading by a clear margin, he was confused by his pitboards and thought another rider was closing in on him.At the end of year big-money Swann-Series he was given the opportunity to ride a Yamaha factory Grand Prix bike and distinguished himself by winning two of the six races.In 1987, he got his break in the 500cc world championship with three wildcard appearance on the Kenny Roberts Yamaha team.