He participated in 15 Formula One World Championship Grands Prix, making his debut on 6 July 1969, in the Lotus 63 4-wheel drive F1 car for which he was the official Team Lotus test driver.
Participou en 15 Grandes Premios do Campionato do Mundo de Fórmula 1, debutou o 6 de xullo de 1969 nun Lotus 63 de F1 con 4 rodas motrices para o que era o piloto de probas oficial do Team Lotus.