Race Result
| GP n. 198 - 06/03/1971 - Grand Prix of South-Africa Kyalami Grand Prix Circuit |
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| Winner: | Mario Andretti / Ferrari - 1:47'35.5 | ||||||
| Pole Position: | Jackie Stewart / Tyrrell-Ford - 1:17.8 | ||||||
| Fastest Lap: | Mario Andretti / Ferrari - 1:20.3 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 6 | Ferrari | 79 | 1:47'35.5 | 4 | 9 | |
| 2 | 9 | Tyrrell-Ford | 79 | + 20.9 | 1 | 6 | |
| 3 | 5 | Ferrari | 79 | + 31.4 | 3 | 4 | |
| 4 | 3 | Lotus-Ford | 79 | + 1'09.4 | 14 | 3 | |
| 5 | 19 | Matra | 78 | + 1 lap | 2 | 2 | |
| 6 | 11 | McLaren-Ford | 78 | + 1 lap | 7 | 1 | |
| 7 | 28 | Surtees-Ford | 78 | + 1 lap | 17 | 0 | |
| 8 | 4 | Ferrari | 78 | + 1 lap | 8 | 0 | |
| 9 | 14 | Brabham-Ford | 77 | + 2 laps | 19 | 0 | |
| 10 | 7 | March-Ford | 77 | + 2 laps | 13 | 0 | |
| 11 | 22 | March-Ford | 77 | + 2 laps | 18 | 0 | |
| 12 | 21 | Surtees-Ford | 77 | + 2 laps | 15 | 0 | |
| 13 | 8 | March-Alfa Romeo | 75 | + 4 laps | 22 | 0 | |
| Ret | 2 | Lotus-Ford | 58 | engine | 5 | 0 | |
| Ret | 20 | Surtees-Ford | 56 | gear box | 6 | 0 | |
| Ret | 10 | Tyrrell-Ford | 45 | accident | 9 | 0 | |
| Ret | 27 | BRM | 42 | physical | 24 | 0 | |
| Ret | 16 | BRM | 33 | overheating | 10 | 0 | |
| Ret | 15 | Brabham-Ford | 31 | engine | 16 | 0 | |
| Ret | 17 | BRM | 31 | overheating | 12 | 0 | |
| Ret | 24 | March-Ford | 30 | differential | 21 | 0 | |
| Ret | 25 | Brabham-Ford | 22 | engine | 20 | 0 | |
| Ret | 12 | McLaren-Ford | 7 | fuel leak | 11 | 0 | |
| Ret | 26 | March-Ford | 5 | engine | 25 | 0 | |
| Ret | 23 | McLaren-Ford | 5 | suspension | 23 | 0 | |