5 win(s)
| Series | Race | Date | Event | Track | Bike | Entrant | Result |
|---|---|---|---|---|---|---|---|
| 1987 | |||||||
| FIM WC | 500cc | May 17 |
Grosser Preis von Deutschland
|
Hockenheim | 500 Yamaha OW86 | Yamaha Team Agostini | 1st |
| FIM WC | 500cc | Jun 27 |
Dutch TT
|
Assen | 500 Yamaha OW86 | Yamaha Team Agostini | 1st |
| FIM WC | 500cc | Aug 2 |
British Grand Prix
|
Donington Park | 500 Yamaha OW86 | Yamaha Team Agostini | 1st |
| FIM WC | 500cc | Sep 13 |
Grande Prêmio de Portugal
|
Jarama | 500 Yamaha OW86 | Yamaha Team Agostini | 1st |
| FIM WC | 500cc | Oct 4 |
Gran Premio de la Republica Argentina
|
Buenos Aires | 500 Yamaha OW86 | Yamaha Team Agostini | 1st |