BELGIUM GRAND PRIX
500cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Freddie Spencer | 52:59.670 | |
| 2 | Barry Sheene | 53:03.470 | |
| 3 | Franco Uncini | 53:05.940 | |
| 4 | Kenny Roberts | 53:22.750 | |
| 5 | Randy Mamola | 53:34.760 | |
| 6 | Marco Lucchinelli | 53:36.140 | |
| 7 | Boet Van Dulmen | 53:39.210 | |
| 8 | Kork Ballington | 53:39.780 | |
| 9 | Michel Frutschi | 54:00.110 | |
| 10 | Marc Fontan | 54:02.440 | |
| 11 | Ron Haslam | ||
| 12 | Stuart Avant | ||
| 13 | Seppo Rossi | ||
| 14 | Guy Bertin | ||
| 15 | Philippe Coulon |
250cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Anton Mang | 44:40.350 | |
| 2 | Graeme Mcgregor | 44:54.940 | |
| 3 | Didier De Radigues | 45:00.090 | |
| 4 | Roland Freymond | 45:04.630 | |
| 5 | Paolo Ferretti | 45:08.220 | |
| 6 | Jean Louis Tournadre | 45:08.400 | |
| 7 | Martin Wimmer | 45:10.500 | |
| 8 | Donnie Robinson | 45:16.030 | |
| 9 | Jean Michel Mattioli | 45:25.150 | |
| 10 | A. Gouin | 45:25.620 |