Team YDS
3 race(s)
| Series | Race | Event | Track | Bike | Entrant | Result |
|---|---|---|---|---|---|---|
| 1987 | ||||||
| FIM WC | 250cc |
Swedish TT
|
Anderstorp | 250 Yamaha TZ | Team YDS | Yamamoto - R |
| FIM WC | 250cc |
Grand Prix CSSR
|
Brno | 250 Yamaha TZ | Team YDS | Yamamoto - Q |
| FIM WC | 250cc |
Gran Premio di San Marino
|
Misano | 250 Yamaha TZ | Team YDS | Yamamoto - Q |