Roberts
3 fastest lap(s)
| Series | Race | Event | Track | Bike | Entrant | Result |
|---|---|---|---|---|---|---|
| 1987 | ||||||
| FIM WC | 500cc |
Grand Prix of Japan
|
Suzuka | 500 Yamaha OW86 | Yamaha Team Roberts | Mamola - 1st |
| FIM WC | 500cc |
Grand Prix de France
|
Le Mans-Bugatti | 500 Yamaha OW86 | Yamaha Team Roberts | Mamola - 1st |
| FIM WC | 500cc |
Gran Premio di San Marino
|
Misano | 500 Yamaha OW86 | Yamaha Team Roberts | Mamola - 1st |