SOUTH AFRICAN GRAND PRIX
500cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Freddie Spencer | — | 15 |
| 2 | Kenny Roberts | — | 12 |
| 3 | Ron Haslam | — | 10 |
| 4 | Marc Fontan | — | 8 |
| 5 | Randy Mamola | — | 6 |
| 6 | Franco Uncini | — | 5 |
| 7 | Raymond Roche | — | 4 |
| 8 | Eddie Lawson | — | 3 |
| 9 | Marco Lucchinelli | — | 2 |
| 10 | Barry Sheene | — | 1 |
| 11 | Loris Reggiani | — | |
| 12 | Sergio Pellandini | — | |
| 13 | Maurizio Massimiani | — | |
| 14 | Fabio Biliotti | — | |
| 15 | Virginio Ferrari | — | |
| 16 | Marco Greco | — | |
| 17 | Jon Ekerold | — | |
| 18 | Corrado Tuzii | — | |
| 19 | Gary Lingham | — | |
| 20 | Steve Parrish | — | |
| 21 | Alfons Amerschlager | — | |
| 22 | Wolfgang Schwarz | — | |
| — | Takazumi Katayama | OUTSTND | |
| — | Gustav Reiner | OUTSTND | |
| — | Boet Van Dulmen | OUTSTND | |
| — | Chris Guy | OUTSTND | |
| — | Leandro Becheroni | OUTSTND | |
| — | Michel Frutschi | OUTSTND | |
| — | Guido Paci | OUTSTND |
250cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Jean Francois Baldé | 43:27.200 | |
| 2 | Didier De Radigues | 43:27.700 | |
| 3 | Herve Guilleux | 43:27.700 | |
| 4 | Patrick Fernandez | 43:37.900 | |
| 5 | Jacques Cornu | 43:39.400 | |
| 6 | Manfred Herweh | 43:39.400 | |
| 7 | Carlos Lavado | 43:47.200 | |
| 8 | Martin Wimmer | 43:48.900 | |
| 9 | Thierry Rapicault | 43:49.000 | |
| 10 | Ivan Palazzese | 43:52.600 | |
| 11 | Thierry Espié | ||
| 12 | Roland Freymond | ||
| 13 | Jean Louis Guignabodet | ||
| 15 | Sito Pons | ||
| 16 | Tony Head | ||
| 17 | Christian Estrosi | ||
| 18 | Paolo Ferretti | ||
| 19 | Robbie Petersen | ||
| 22 | Massimo Broccoli | ||
| — | Alan North | OUTSTND | |
| — | Jacques Bolle | OUTSTND | |
| — | Dave Petersen | OUTSTND | |
| — | Christian Sarron | OUTSTND | |
| — | Carlos Cardús | OUTSTND | |
| — | Bernard Fau | OUTSTND | |
| — | Mario Rademeyer | OUTSTND | |
| — | Alan Carter | OUTSTND | |
| — | Jean Louis Tournadre | OUTSTND |