| «1983-04» | San Marino Grand Prix - III Gran Premio di San Marino |
| 1983-05-01 | Imola - Autodromo Internazionale Enzo e Dino Ferrari - 60 laps × 5.04 km : 302.4 km |
| Pos | Grid | Car | Driver | Constructor | Q1 | Q2 | Best | Gap | Interval |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 28 | René Arnoux | Ferrari | 01:33.419 | 01:31.238 | 01:31.238 | 198.865 km/h | |
| 2 | 2 | 5 | Nelson Piquet | Brabham • BMW | 01:33.542 | 01:31.964 | 01:31.964 | +00.726 (+0.796%) | +00.726 |
| 3 | 3 | 27 | Patrick Tambay | Ferrari | 01:34.221 | 01:31.967 | 01:31.967 | +00.729 (+0.799%) | +00.003 |
| 4 | 4 | 15 | Alain Prost | Renault | 01:33.653 | 01:32.138 | 01:32.138 | +00.900 (+0.986%) | +00.171 |
| 5 | 5 | 6 | Riccardo Patrese | Brabham • BMW | 01:36.243 | 01:32.969 | 01:32.969 | +01.731 (+1.897%) | +00.831 |
| 6 | 6 | 16 | Eddie Cheever | Renault | 01:33.888 | 01:33.450 | 01:33.450 | +02.212 (+2.424%) | +00.481 |
| 7 | 7 | 9 | Manfred Winkelhock | ATS • BMW | 01:35.010 | 01:33.470 | 01:33.470 | +02.232 (+2.446%) | +00.020 |
| 8 | 8 | 22 | Andrea de Cesaris | Alfa Romeo | 01:34.345 | 01:33.528 | 01:33.528 | +02.290 (+2.510%) | +00.058 |
| 9 | 9 | 11 | Elio de Angelis | Lotus • Renault | 01:35.091 | 01:34.332 | 01:34.332 | +03.094 (+3.391%) | +00.804 |
| 10 | 10 | 23 | Mauro Baldi | Alfa Romeo | 01:35.000 | 01:36.620 | 01:35.000 | +03.762 (+4.123%) | +00.668 |
| 11 | 11 | 1 | Keke Rosberg | Williams • Ford Cosworth | 01:36.145 | 01:35.086 | 01:35.086 | +03.848 (+4.218%) | +00.086 |
| 12 | 12 | 29 | Marc Surer | Arrows • Ford Cosworth | 01:35.723 | 01:35.411 | 01:35.411 | +04.173 (+4.574%) | +00.325 |
| 13 | 13 | 3 | Michele Alboreto | Tyrrell • Ford Cosworth | 01:35.988 | 01:35.525 | 01:35.525 | +04.287 (+4.699%) | +00.114 |
| 14 | 14 | 35 | Derek Warwick | Toleman • Hart | 01:35.676 | 01:36.881 | 01:35.676 | +04.438 (+4.864%) | +00.151 |
| 15 | 15 | 12 | Nigel Mansell | Lotus • Ford Cosworth | 01:36.391 | 01:35.703 | 01:35.703 | +04.465 (+4.894%) | +00.027 |
| 16 | 16 | 2 | Jacques Laffite | Williams • Ford Cosworth | 01:36.630 | 01:35.707 | 01:35.707 | +04.469 (+4.898%) | +00.004 |
| 17 | 17 | 36 | Bruno Giacomelli | Toleman • Hart | 01:35.969 | 01:35.969 | +04.731 (+5.185%) | +00.262 | |
| 18 | 18 | 8 | Niki Lauda | McLaren • Ford Cosworth | 01:38.089 | 01:36.099 | 01:36.099 | +04.861 (+5.328%) | +00.130 |
| 19 | 19 | 25 | Jean-Pierre Jarier | Ligier • Ford Cosworth | 01:37.544 | 01:36.116 | 01:36.116 | +04.878 (+5.346%) | +00.017 |
| 20 | 20 | 30 | Chico Serra | Arrows • Ford Cosworth | 01:37.337 | 01:36.258 | 01:36.258 | +05.020 (+5.502%) | +00.142 |
| 21 | 21 | 33 | Roberto Guerrero | Theodore • Ford Cosworth | 01:36.792 | 01:36.324 | 01:36.324 | +05.086 (+5.574%) | +00.066 |
| 22 | 22 | 4 | Danny Sullivan | Tyrrell • Ford Cosworth | 01:37.320 | 01:36.359 | 01:36.359 | +05.121 (+5.613%) | +00.035 |
| 23 | 23 | 34 | Johnny Cecotto | Theodore • Ford Cosworth | 01:37.554 | 01:36.638 | 01:36.638 | +05.400 (+5.919%) | +00.279 |
| 24 | 24 | 7 | John Watson | McLaren • Ford Cosworth | 01:37.847 | 01:36.652 | 01:36.652 | +05.414 (+5.934%) | +00.014 |
| 25 | 25 | 26 | Raul Boesel | Ligier • Ford Cosworth | 01:39.435 | 01:37.322 | 01:37.322 | +06.084 (+6.668%) | +00.670 |
| 26 | 26 | 31 | Corrado Fabi | Osella • Ford Cosworth | 01:37.952 | 01:37.711 | 01:37.711 | +06.473 (+7.095%) | +00.389 |
| 27 | 17 | Eliseo Salazar | RAM March • Ford Cosworth | 01:38.691 | 01:38.097 | 01:38.097 | +06.859 (+7.518%) | +00.386 | |
| 28 | 32 | Piercarlo Ghinzani | Osella • Alfa Romeo | 01:39.248 | 01:38.873 | 01:38.873 | +07.635 (+8.368%) | +00.776 |