He participated in the South African Formula One championships as well, including three World Championship South African Grands Prix, twice with a Tyrrell owned by Alex Blignaut - this car had been previously raced by Jackie Stewart.
Tamén participou nos campionatos surafricanos de Fórmula 1, incluídos os tres Grandes Premios Surafricanos validos parao campionato do mundo, dúas veces cun Tyrrell propiedade de Alex Blignaut, este automóbil fora usado previamente por Jackie Stewart.