1991 430 km of Monza
The 1991 430 km of Monza was the second round of the 1991 World Sportscar Championship season, taking place at Autodromo Nazionale Monza, Italy. It took place on May 5, 1991.
Official results
Class winners in bold. Cars failing to complete 90% of the winner's distance marked as Not Classified.| Pos | Class | No | Team | Drivers | Chassis | Tyre | Laps |
| Pos | Class | No | Team | Drivers | Engine | Tyre | Laps |
| 1 | C1 | 3 |  Silk Cut Jaguar | Derek Warwick Martin Brundle | Jaguar XJR-14 | 75 | |
| 1 | C1 | 3 | Silk Cut Jaguar | Derek Warwick Martin Brundle | Cosworth HB 3.5L V8 | 75 | |
| 2 | C1 | 4 | Silk Cut Jaguar |  Teo Fabi Martin Brundle | Jaguar XJR-14 | 74 | |
| 2 | C1 | 4 | Silk Cut Jaguar | Teo Fabi Martin Brundle | Cosworth HB 3.5L V8 | 74 | |
| 3 | C2 | 1 |  Team Sauber Mercedes | Jochen Mass Jean-Louis Schlesser | Mercedes-Benz C11 | 73 | |
| 3 | C2 | 1 | Team Sauber Mercedes | Jochen Mass Jean-Louis Schlesser | Mercedes-Benz M119 5.0L Turbo V8 | 73 | |
| 4 | C1 | 8 |  Euro Racing | Cor Euser Charles Zwolsman | Spice SE90C | 71 | |
| 4 | C1 | 8 | Euro Racing | Cor Euser Charles Zwolsman | Ford Cosworth DFR 3.5L V8 | 71 | |
| 5 | C2 | 11 | Porsche Kremer Racing | Manuel Reuter Harri Toivonen | Porsche 962CK6 | 71 | |
| 5 | C2 | 11 | Porsche Kremer Racing | Manuel Reuter Harri Toivonen | Porsche Type-935 3.2L Turbo Flat-6 | 71 | |
| 6 | C2 | 16 |  Repsol Brun Motorsport | Massimo Sigala Oscar Larrauri | Porsche 962C | 69 | |
| 6 | C2 | 16 | Repsol Brun Motorsport | Massimo Sigala Oscar Larrauri | Porsche Type-935 3.2L Turbo Flat-6 | 69 | |
| 7 | C2 | 18 |  Mazdaspeed |  Maurizio Sandro Sala Pierre Dieudonné | Mazda 787 | 69 | |
| 7 | C2 | 18 | Mazdaspeed | Maurizio Sandro Sala Pierre Dieudonné | Mazda R26B 2.6L 4-Rotor | 69 | |
| 8 | C1 | 5 | Peugeot Talbot Sport | Mauro Baldi Philippe Alliot | Peugeot 905 | 69 | |
| 8 | C1 | 5 | Peugeot Talbot Sport | Mauro Baldi Philippe Alliot | Peugeot SA35 3.5L V10 | 69 | |
| 9 | C2 | 12 | Courage Compétition | Lionel Robert François Migault | Cougar C26S | 68 | |
| 9 | C2 | 12 | Courage Compétition | Lionel Robert François Migault | Porsche Type-935 3.2L Turbo Flat-6 | 68 | |
| 10 | C2 | 13 | Courage Compétition | Michel Trollé Claude Bourbonnais | Cougar C26S | 67 | |
| 10 | C2 | 13 | Courage Compétition | Michel Trollé Claude Bourbonnais | Porsche Type-935 3.2L Turbo Flat-6 | 67 | |
| 11 DNF | C1 | 6 | Peugeot Talbot Sport | Keke Rosberg Yannick Dalmas | Peugeot 905 | 64 | |
| 11 DNF | C1 | 6 | Peugeot Talbot Sport | Keke Rosberg Yannick Dalmas | Peugeot SA35 3.5L V10 | 64 | |
| 12 DNF | C2 | 17 | Repsol Brun Motorsport |  Jesús Pareja Walter Brun | Porsche 962C | 39 | |
| 12 DNF | C2 | 17 | Repsol Brun Motorsport | Jesús Pareja Walter Brun | Porsche Type-935 3.0L Turbo Flat-6 | 39 | |
| 13 DNF | C1 | 7 | Louis Descartes | Philippe de Henning Luigi Taverna | ALD C91 | 30 | |
| 13 DNF | C1 | 7 | Louis Descartes | Philippe de Henning Luigi Taverna | Ford Cosworth DFR 3.5L V8 | 30 | |
| 14 DNF | C1 | 2 | Team Sauber Mercedes |  Karl Wendlinger Michael Schumacher | Mercedes-Benz C291 | 20 | |
| 14 DNF | C1 | 2 | Team Sauber Mercedes | Karl Wendlinger Michael Schumacher | Mercedes-Benz M291 3.5L Flat-12 | 20 | |
| 15 DNF | C2 | 14 | Team Salamin Primagaz | Antoine Salamin Max Cohen-Olivar | Porsche 962C | 15 | |
| 15 DNF | C2 | 14 | Team Salamin Primagaz | Antoine Salamin Max Cohen-Olivar | Porsche Type-935 3.0L Turbo Flat-6 | 15 | |
| 16 DNF | C2 | 21 | Konrad Motorsport | Franz Konrad Stefan Johansson | Porsche 962C | 14 | |
| 16 DNF | C2 | 21 | Konrad Motorsport | Franz Konrad Stefan Johansson | Porsche Type-935 3.2L Turbo Flat-6 | 14 | |
| 17 DNF | C2 | 15 | Veneto Equipe SRL | Marco Brand Andrea Filipinni | Lancia LC2 | 12 | |
| 17 DNF | C2 | 15 | Veneto Equipe SRL | Marco Brand Andrea Filipinni | Ferrari 308C 3.0L Turbo V8 | 12 |
Statistics
- Pole Position - Teo Fabi - 1:33.672
- Fastest Lap - Martin Brundle - 1:29.182
- Average Speed - 207.614 km/h