The 1978 South African Grand Prix was a Formula One motor race held on 4 March 1978 at Kyalami. It was the third round of the 1978 Formula One season and the 300th World Championship Grand Prix held since the championship began in 1950. This was the debut race of the future world champion Keke Rosberg. Round 3 of 16 · 1978 Formula One World Championship March 4, 1978 Podium: 1. Ronnie Peterson · 2. Patrick Depaille · 3. John Watson Wiki link