SAN MARINO GRAND PRIX
500cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Kenny Roberts | 48:16.630 | |
| 2 | Freddie Spencer | 48:17.860 | |
| 3 | Eddie Lawson | 48:23.990 | |
| 4 | Marco Lucchinelli | 48:36.020 | |
| 5 | Randy Mamola | 48:42.710 | |
| 6 | Marc Fontan | 48:43.240 | |
| 7 | Raymond Roche | 48:43.820 | |
| 8 | Boet Van Dulmen | 49:50.720 | |
| 9 | Ron Haslam | 49:55.200 | |
| 10 | Anton Mang | 50:05.430 | |
| 11 | Leandro Becheroni | ||
| 12 | Wolfgang Von Muralt | ||
| 13 | Philippe Coulon | ||
| 14 | Chris Guy | ||
| 15 | Massimo Broccoli | ||
| 16 | Steve Parrish | ||
| 18 | Paolo Ferretti | ||
| 19 | Frank Gross | ||
| 20 | Peter Sjostrom | ||
| 21 | Fabio Biliotti | ||
| 22 | Ernst Gschwender | ||
| 23 | Borge W. Nielsen | ||
| 24 | Jonnie Ekerold | ||
| 26 | Franz Kaserer | ||
| 27 | Andreas Hofmann | ||
| — | Virginio Ferrari | OUTSTND | |
| — | Barry Sheene | OUTSTND | |
| — | Jack Middelburg | OUTSTND | |
| — | Didier De Radigues | OUTSTND | |
| — | Keith Huewen | OUTSTND | |
| — | Maurizio Massimiani | OUTSTND | |
| — | Attilio Riondato | OUTSTND |
125cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Maurizio Vitali | — | |
| 2 | Hans Müller | — | |
| 3 | Pierluigi Aldrovandi | — |
50cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Ricardo Tormo | — | |
| 2 | Stefan Dörflinger | — | |
| 3 | Claudio Lusuardi | — |