1991 430 km of Autopolis
The 1991 430 km of Autopolis was the eighth and final round of the 1991 World Sportscar Championship season, taking place at Autopolis, Japan. It took place on October 28, 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 | 2 |  Team Sauber Mercedes |  Karl Wendlinger Michael Schumacher | Mercedes-Benz C291 | 93 | |
| 1 | C1 | 2 | Team Sauber Mercedes | Karl Wendlinger Michael Schumacher | Mercedes-Benz M291 3.5L Flat-12 | 93 | |
| 2 | C1 | 3 |  Silk Cut Jaguar | Derek Warwick | Jaguar XJR-14 | 93 | |
| 2 | C1 | 3 | Silk Cut Jaguar | Derek Warwick | Cosworth HB 3.5L V8 | 93 | |
| 3 | C1 | 4 | Silk Cut Jaguar |  Teo Fabi David Brabham | Jaguar XJR-14 | 93 | |
| 3 | C1 | 4 | Silk Cut Jaguar | Teo Fabi David Brabham | Cosworth HB 3.5L V8 | 93 | |
| 4 | C1 | 5 |  Peugeot Talbot Sport | Mauro Baldi Philippe Alliot | Peugeot 905 Evo 1B | 92 | |
| 4 | C1 | 5 | Peugeot Talbot Sport | Mauro Baldi Philippe Alliot | Peugeot SA35 3.5L V10 | 92 | |
| 5 | C1 | 1 | Team Sauber Mercedes | Jochen Mass Jean-Louis Schlesser | Mercedes-Benz C291 | 92 | |
| 5 | C1 | 1 | Team Sauber Mercedes | Jochen Mass Jean-Louis Schlesser | Mercedes-Benz M291 3.5L Flat-12 | 92 | |
| 6 | C1 | 36 |  Toyota Team Tom's | Geoff Lees Andy Wallace | Toyota TS010 | 90 | |
| 6 | C1 | 36 | Toyota Team Tom's | Geoff Lees Andy Wallace | Toyota RV10 3.5L V10 | 90 | |
| 7 | C1 | 8 |  Euro Racing | Cor Euser Charles Zwolsman | Spice SE90C | 87 | |
| 7 | C1 | 8 | Euro Racing | Cor Euser Charles Zwolsman | Ford Cosworth DFR 3.5L V8 | 87 | |
| 8 | C2 | 12 | Courage Compétition Nisseki Racing Team |  George Fouché Steven Andskär | Porsche 962C GTi | 85 | |
| 8 | C2 | 12 | Courage Compétition Nisseki Racing Team | George Fouché Steven Andskär | Porsche Type-935 3.2L Turbo Flat-6 | 85 | |
| 9 | C2 | 18 | Mazdaspeed |  Maurizio Sandro Sala Yojiro Terada | Mazda 787B | 85 | |
| 9 | C2 | 18 | Mazdaspeed | Maurizio Sandro Sala Yojiro Terada | Mazda R26B 2.6L 4-Rotor | 85 | |
| 10 | C2 | 58 | Mazdaspeed |  David Kennedy Takashi Yorino | Mazda 787B | 84 | |
| 10 | C2 | 58 | Mazdaspeed | David Kennedy Takashi Yorino | Mazda R26B 2.6L 4-Rotor | 84 | |
| 11 DNF | C2 | 14 |  Team Salamin Primagaz Team Schuppan | Roland Ratzenberger Eje Elgh | Porsche 962C | 78 | |
| 11 DNF | C2 | 14 | Team Salamin Primagaz Team Schuppan | Roland Ratzenberger Eje Elgh | Porsche Type-935 3.2L Turbo Flat-6 | 78 | |
| 12 DNF | C2 | 11 | Porsche Kremer Racing | Manuel Reuter Harri Toivonen | Porsche 962CK6 | 45 | |
| 12 DNF | C2 | 11 | Porsche Kremer Racing | Manuel Reuter Harri Toivonen | Porsche Type-935 3.2L Turbo Flat-6 | 45 | |
| 13 DNF | C1 | 21 | Konrad Motorsport | Franz Konrad Stefan Johansson | Konrad KM-011 | 24 | |
| 13 DNF | C1 | 21 | Konrad Motorsport | Franz Konrad Stefan Johansson | Lamborghini 3512 3.5L V12 | 24 | |
| 14 DNF | C1 | 6 | Peugeot Talbot Sport | Keke Rosberg Yannick Dalmas | Peugeot 905 Evo 1B | 20 | |
| 14 DNF | C1 | 6 | Peugeot Talbot Sport | Keke Rosberg Yannick Dalmas | Peugeot SA35 3.5L V10 | 20 | |
| 15 DNF | C1 | 16 | Repsol Brun Motorsport |  Oscar Larrauri | Brun C91 | 20 | |
| 15 DNF | C1 | 16 | Repsol Brun Motorsport | Oscar Larrauri | Judd EV 3.5L V8 | 20 | |
| 16 DNF | C2 | 17 | Repsol Brun Motorsport |  Jésus Pareja Bernard Santal | Porsche 962C | 12 | |
| 16 DNF | C2 | 17 | Repsol Brun Motorsport | Jésus Pareja Bernard Santal | Porsche Type-935 3.2L Turbo Flat-6 | 12 | |
| 17 DNF | C1 | 61 | Euro Racing |  Wayne Taylor Hideshi Matsuda | Spice SE90C | 3 | |
| 17 DNF | C1 | 61 | Euro Racing | Wayne Taylor Hideshi Matsuda | Ford DFR 3.5L V8 | 3 |
Statistics
- Pole Position - Teo Fabi - 1:27.188
- Fastest Lap - Yannick Dalmas - 1:30.615
- Average Speed - 177.891 km/h