Race Result
| GP n. 347 - 17/05/1981 - Grand Prix of Belgium Circuit Zolder, Omloop Terlamen Zolder |
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| Winner: | Carlos Reutemann / Williams-Ford - 1:16'31.61 | ||||||
| Pole Position: | Carlos Reutemann / Williams-Ford - 1:22.28 | ||||||
| Fastest Lap: | Carlos Reutemann / Williams-Ford - 1:23.30 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 2 | Williams-Ford | 54 | 1:16'31.61 | 1 | 9 | |
| 2 | 26 | Ligier-Matra | 54 | + 36.06 | 9 | 6 | |
| 3 | 12 | Lotus-Ford | 54 | + 43.69 | 10 | 4 | |
| 4 | 27 | Ferrari | 54 | + 47.64 | 7 | 3 | |
| 5 | 11 | Lotus-Ford | 54 | + 49.20 | 14 | 2 | |
| 6 | 3 | Tyrrell-Ford | 54 | + 52.51 | 8 | 1 | |
| 7 | 7 | McLaren-Ford | 54 | + 1'01.66 | 5 | 0 | |
| 8 | 28 | Ferrari | 54 | + 1'32.04 | 3 | 0 | |
| 9 | 23 | Alfa Romeo | 54 | + 1'35.58 | 17 | 0 | |
| 10 | 22 | Alfa Romeo | 53 | + 1 lap | 18 | 0 | |
| 11 | 14 | Ensign-Ford | 52 | + 2 laps | 15 | 0 | |
| 12 | 4 | Tyrrell-Ford | 52 | + 2 laps | 19 | 0 | |
| 13 | 31 | Osella-Ford | 50 | + 4 laps | 24 | 0 | |
| Ret | 6 | Brabham-Ford | 39 | accident | 21 | 0 | |
| Ret | 25 | Ligier-Matra | 35 | transmission | 16 | 0 | |
| Ret | 21 | Fittipaldi-Ford | 29 | engine | 20 | 0 | |
| Ret | 32 | Osella-Ford | 22 | engine | 22 | 0 | |
| Ret | 1 | Williams-Ford | 19 | accident | 6 | 0 | |
| Ret | 8 | McLaren-Ford | 11 | gear box | 23 | 0 | |
| Ret | 5 | Brabham-Ford | 10 | accident | 2 | 0 | |
| Ret | 20 | Fittipaldi-Ford | 10 | gear box | 11 | 0 | |
| Ret | 15 | Renault | 2 | clutch | 12 | 0 | |
| Ret | 29 | Arrows-Ford | 0 | collision | 4 | 0 | |
| Ret | 30 | Arrows-Ford | 0 | collision | 13 | 0 | |
| Dnq | 9 | ATS-Ford | did not qualify | 0 | |||
| Dnq | 17 | March-Ford | did not qualify | 0 | |||
| Dnq | 18 | March-Ford | did not qualify | 0 | |||
| Dnq | 16 | Renault | did not qualify | 0 | |||
| Dnq | 33 | Theodore-Ford | did not qualify | 0 | |||
| Dnq | 35 | Toleman-Hart | did not qualify | 0 | |||
| Dnq | 36 | Toleman-Hart | did not qualify | 0 | |||