| Year | Grand Prix | No. | Team | Maufacturer | Grid | Position | Pts Points |
|---|---|---|---|---|---|---|---|
| 1981 | German Grand Prix | Ingersoll Herin Team Suzuki | Suzuki | 2 | 12 | ||
| 1982 | German Grand Prix | Team HB Suzuki | Suzuki | 1 | 15 | ||
| 1983 | German Grand Prix | HB Sinclair-Suzuki | Suzuki | 8 | 3 | ||
| 1985 | German Grand Prix | Rothmans Honda Mamola | Honda | 8 | 3 | ||
| 1987 | German Grand Prix | Team Lucky Strike Roberts | Yamaha | 2 | 12 | ||
| 1989 | German Grand Prix | Cagiva Corse | Cagiva | 14 | 12 | 4 | |
| 1992 | German Grand Prix | Budweiser Team/Global Motorsports | Yamaha | Ret | 0 | ||
| Avg. | 14 | 5.5 | 8.2 |