| Pos. | No. | Driver / Nationality | Car | Entrant | Laps | Time/retired | Grp Pos | Group | Grid | Qual Time |
|---|---|---|---|---|---|---|---|---|---|---|
| 1. | 14 | Giorgio Francia (I)
Lella Lombardi (I) |
Osella PA9 BMW | Osella | 177 | 6:00:23,800 | 1. | S2.0 | 1. | 1:52,570 |
| 2. | 5 | John Cooper (GB)
Dudley Wood (GB) |
Porsche 935 K3 930 890 0022 | Charles Ivey Racing | 168 | 1. | Gr.5 | 10. | 2:03,500 | |
| 3. | 7 | Anton Fischhaber (D)
Mario Ketterer (CH) |
BMW 320i TOL-XC 57 | Anton Fischhaber | 160 | 2. | Gr.5 | 17. | 2:07,760 | |
| 4. | 6 | Christian Bussi (F)
Jacques Guérin (F) |
Porsche 935 930 770 0912 | Christian Bussi | 160 | 3. | Gr.5 | 5. | 2:11,530 | |
| 5. | 31 | François Servanin (F)
Laurent Ferrier (F) Pierre-François Rousselot (F) |
BMW M1 | BMW Italia | 160 | 1. | GT | 15. | 2:05,880 | |
| 6. | 22 | Mario Benusiglio (I)
Luigi de Angelis (I) |
Osella PA8 Ford | Mario Benusiglio | 160 | 1. | S1.6 | 11. | 2:01,860 | |
| 7. | 25 | Ruggero Parpinelli (I)
Silvano Frisori (I) |
Osella PA6 Ford | Ruggero Parpinelli | 158 | 2. | S1.6 | 12. | 2:02,010 | |
| NRF | 32 | Corrado Fabi (I)
Christian Danner (D) |
BMW M1 | BMW Italia | 155 | Out of fuel | 2. | GT | 14. | 2:03,890 |
| 9. | 29 | Giovanni Del Buono (I)
Odoardo Govoni (I) Vincenzo Angelelli (I)* |
Ferrari 512 BB/LM 34157 | Giovanni Del Buono | 155 | 1. | GTX | 18. | 2:07,880 | |
| 10. | 27 | Vito Veninata (I)
Giovanni Cascone (I) Giuseppe Iacono (I) |
Osella PA7 BMW | Vito Veninata | 154 | 1. | S1.3 | 19. | 2:14,610 | |
| 11. | 12 | Siegfried Brunn (D)
Eddie Jordan (IRL) |
Porsche 908/3 Turbo 013 | Siegfried Brunn | 154 | 1. | S+2.0 | 7. | 1:59,370 | |
| 12. | 4 | Edgar Dören (D)
Jürgen Lässig (D) Gerhard Holup (D)* |
Porsche 935 K3 009 0003 | Weralit Racing Team | 152 | 6:00:36,550 | 4. | Gr.5 | 8. | 2:00,380 |
| 13. | 34 | Peter Zbinden (CH)
Edi Kofel (CH) Marco Vanoli (CH) |
Porsche 924 Carrera GTR | Formel Rennsport Club, Zurich | 151 | 3. | GT | 16. | 2:07,240 | |
| 14. | 15 | "Gimax" (I)
Luigi Moreschi (I) |
Osella PA9 BMW | "Gimax" | 139 | 2. | S2.0 | 2. | 1:53,900 | |
| DSQ | 8 | Michele Alboreto (I)
Piercarlo Ghinzani (I) |
Lancia Beta Montecarlo 1009 | Martini Racing | 168 | Changed gearbox casing - illegal repair (was 3rd) | Gr.5 | 3. | 1:55,720 | |
| DNF | 35 | "Spiffero" (I)
Luciano Galluzzo (I) |
De Tomaso Pantera | "Spiffero" | 112 | Overheating | GT | 20. | 2:15,420 | |
| DNF | 18 | Luca Onori (I)
Marco Onori (I) Maurizio Orsi (I) |
Osella PA8 BMW | Marco Onori | 104 | Fuel line, exhaust manifold | S2.0 | 4. | 1:55,850 | |
| DNF | 3 | Johnny Cecotto (YV)
Teo Fabi (I) |
BMW M1 | BMW Italia/ORECA | 36 | Gearbox oil leak | Gr.5 | 9. | 2:01,000 | |
| DNF | 23 | Ettore Bogani (I)
Domenico Bazzani (I)^ |
Chevron B36 Ford | Domenico Bazzani | 21 | S1.6 | 13. | 2:02,510 | ||
| DNF | 2 | Carlo Facetti (I)
Martino Finotto (I)^ |
Ferrari 308 GTB Turbo | Jolly Club | 20 | Ignition | Gr.5 | 6. | 1:57,160 | |
| DNF | 24 | Umberto Bagnoli (I)
Gianni Bellandi (I)^ |
March 76S BMW | Umberto Bagnoli | 13 | S1.6 | 21. | 2:22,590 | ||
| DNS | 16 | Piero Nappi (I)
Pasquale Vecchione (I)* |
Osella PA6 Hart | Piero Nappi | Engine | S2.0 | 1:54,600 | |||
| DNA | 1 | Michele Alboreto (I)
Piercarlo Ghinzani (I) |
Lancia Beta Montecarlo | Martini Racing | Gr.5 | |||||
| DNA | 11 | Guy Edwards (GB)
Emilio de Villota (E) |
Lola T600 Ford | Grid Team Lola | S+2.0 | |||||
| DNA | 19 | Gabriele Ciuti (I) | Osella PA7 BMW | Gabriele Ciuti | S2.0 | |||||
| DNA | 33 | Gero Zamagna (I)
Peter Oberndorfer (D) |
BMW M1 | Helmut Marko | GT |
| Winning Time: 6h00m23.80, 90.367 mph/145.432 kph |
| Fastest Lap: Michele Alboreto #8 (Lancia Beta Monte Carlo), 1m56.79, 100.460 mph/161.675 kph |
| * Driver entered for car, but never drove it at meeting |
| ^ Driver practiced car, but did not race it |
| RES - Reserve (Practiced, on standy-by for start) |
| REE - Reserve Entry |
| DNA - Did Not Arrive |
| DNS - Did Not Start |
| DNF - Did Not Finish |
| DNP - Did Not Practice |
| NC - Not Classified |
| DSQ - Disqualified |
| NRF - Not Running At Finish |
| NAC - Not Accepted |
| REJ - Rejected (Did not pass scrutineering) |