| 11 | 1975 | South Africa | Lucky Strike Racing | 31 | McLaren | M23 | Ford Cosworth | V8 | Goodyear | 20 | 14 | |
| 10 | 1974 | South Africa | Scribante Lucky Strike Racing | 23 | McLaren | M23 | Ford Cosworth | V8 | Goodyear | 20 | 19 | |
| 9 | 1973 | South Africa | Scribante Lucky Strike Racing | 25 | Lotus | 72D | Ford Cosworth | V8 | Firestone | 13 | ab | Accident |
| 8 | 1972 | Germany | Scribante Lucky Strike Racing | 29 | Lotus | 72D | Ford Cosworth | V8 | Firestone | 26 | ab | Driver ill |
| 7 | 1972 | Britain | Scribante Lucky Strike Racing | 29 | Lotus | 72D | Ford Cosworth | V8 | Firestone | 24 | ab | Gearbox |
| 6 | 1972 | South Africa | Scribante Lucky Strike Racing | 26 | Lotus | 72D | Ford Cosworth | V8 | Firestone | 17 | ab | Fuel pump |
| 5 | 1971 | Britain | Gold Leaf Team Lotus | 2 | Lotus | 72D | Ford Cosworth | V8 | Firestone | 13 | ab | Engine |
| 4 | 1971 | South Africa | Motor Racing Developments Ltd | 15 | Brabham | BT33 | Ford Cosworth | V8 | Goodyear | 12 | ab | Valve |
| 3 | 1970 | South Africa | Scuderia Scribante | 25 | Lotus | 49C | Ford Cosworth | V8 | Firestone | 13 | 12 | Puncture |
| 2 | 1968 | South Africa | Scuderia Scribante | 22 | Brabham | BT11 | Repco | V8 | Firestone | 14 | ab | Transmission |
| 1 | 1967 | South Africa | Scuderia Scribante | 19 | Brabham | BT11 | Climax | L4 | Firestone | 8 | nc | |