1991 San Marino motorcycle Grand Prix
| Race details | |||||||||||||||||||||||||||
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| Race 12 of 15 races in the 1991 Grand Prix motorcycle racing season | |||||||||||||||||||||||||||
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| Date | 18 August 1991 | ||||||||||||||||||||||||||
| Official name | Gran Premio di San Marino | ||||||||||||||||||||||||||
| Location | Autodromo Internazionale del Mugello | ||||||||||||||||||||||||||
| Course |
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| 500 cc | |||||||||||||||||||||||||||
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| 250 cc | |||||||||||||||||||||||||||
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| 125 cc | |||||||||||||||||||||||||||
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The 1991 San Marino motorcycle Grand Prix was the twelfth round of the 1991 Grand Prix motorcycle racing season. It took place on the weekend of 16–18 August 1991 at the Mugello Circuit.
500 cc race report
5th pole of the season for Kevin Schwantz. Wayne Rainey gets the start from Wayne Gardner, Schwantz and Mick Doohan.
Rainey and Doohan get away, Doohan superior on the brakes at the end of the straight. Schwantz is a close 3rd.
Rainey drops Doohan, who is caught by Schwantz.
500 cc classification
| Pos. | Rider | Team | Manufacturer | Time/Retired | Points | ||
|---|---|---|---|---|---|---|---|
| 1 | Wayne Rainey | Marlboro Team Roberts | Yamaha | 46:08.566 | 20 | ||
| 2 | Kevin Schwantz | Lucky Strike Suzuki | Suzuki | +2.946 | 17 | ||
| 3 | Mick Doohan | Rothmans Honda Team | Honda | +6.066 | 15 | ||
| 4 | Wayne Gardner | Rothmans Honda Team | Honda | +23.218 | 13 | ||
| 5 | Niall Mackenzie | Sonauto Yamaha Mobil 1 | Yamaha | +33.205 | 11 | ||
| 6 | John Kocinski | Marlboro Team Roberts | Yamaha | +37.614 | 10 | ||
| 7 | Juan Garriga | Ducados Yamaha | Yamaha | +39.280 | 9 | ||
| 8 | Didier de Radiguès | Lucky Strike Suzuki | Suzuki | +39.566 | 8 | ||
| 9 | Doug Chandler | Roberts B Team | Yamaha | +52.121 | 7 | ||
| 10 | Jean Philippe Ruggia | Sonauto Yamaha Mobil 1 | Yamaha | +1:15.609 | 6 | ||
| 11 | Eddie Laycock | Millar Racing | Yamaha | +1 Lap | 5 | ||
| 12 | Marco Papa | Cagiva Corse | Cagiva | +1 Lap | 4 | ||
| 13 | Cees Doorakkers | HEK-Baumachines | Honda | +1 Lap | 3 | ||
| 14 | Michael Rudroff | Rallye Sport | Honda | +1 Lap | 2 | ||
| 15 | Hans Becker | Team Romero Racing | Yamaha | +1 Lap | 1 | ||
| 16 | Josef Doppler | Doppler Racing | Yamaha | +1 Lap | |||
| 17 | Romolo Balbi | Honda | +1 Lap | ||||
| 18 | Andreas Leuthe | Librenti Corse | Suzuki | +2 Laps | |||
| 19 | Helmut Schutz | Rallye Sport | Honda | +2 Laps | |||
| Ret | Sito Pons | Campsa Honda Team | Honda | Retirement | |||
| Ret | Michele Valdo | Team Paton | Paton | Retirement | |||
| Ret | Eddie Lawson | Cagiva Corse | Cagiva | Retirement | |||
| Ret | Adrien Morillas | Sonauto Yamaha Mobil 1 | Yamaha | Retirement | |||
| DNQ | Nicholas Schmassman | Schmassman Technotron | Honda | Did not qualify | |||
| DNQ | Larry Moreno Vacondio | Honda | Did not qualify | ||||
| Sources: | |||||||