CZECHOSLOVAKIAN GRAND PRIX
500cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Wayne Rainey | 47:50.847 | |
| 2 | Wayne Gardner | 47:52.850 | |
| 3 | Eddie Lawson | 48:10.378 | |
| 4 | Niall Mackenzie | 48:26.021 | |
| 5 | Juan Garriga | 48:33.464 | |
| 6 | Christian Sarron | 48:37.097 | |
| 7 | Sito Pons | 48:42.233 | |
| 8 | Jean Philippe Ruggia | 48:57.096 | |
| 9 | Mick Doohan | 48:58.764 | |
| 10 | Carl Fogarty | 49:10.262 | |
| 11 | Randy Mamola | 49:29.779 | |
| 12 | Ron Haslam | 49:56.902 | |
| 13 | Marco Papa | ||
| 14 | Eddie Laycock | ||
| 15 | Rachel Nicotte | ||
| 16 | Cees Doorakkers | ||
| 17 | Martin Trösch | ||
| — | Alex Barros | OUTSTND | |
| — | Andy Leuthe | OUTSTND | |
| — | Kevin Schwantz | OUTSTND |
250cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Carlos Cardús | 42:48.579 | |
| 2 | John Kocinski | 42:49.466 | |
| 3 | Helmut Bradl | 42:49.684 | |
| 4 | Luca Cadalora | 43:10.606 | |
| 5 | Dominique Sarron | 43:10.754 | |
| 6 | Martin Wimmer | 43:22.013 | |
| 7 | Alex Criville | 43:25.531 | |
| 8 | Wilco Zeelenberg | 43:29.048 | |
| 9 | Jacques Cornu | 43:34.059 | |
| 10 | Jochen Schmid | 43:45.285 | |
| 11 | Alberto Puig | 43:59.846 | |
| 12 | Paolo Casoli | 44:03.759 | |
| 13 | Renzo Colleoni | 44:03.963 | |
| 14 | Andy Preining | 44:04.448 | |
| 15 | Jose Barresi | 44:04.553 | |
| 16 | Marcellino Lucchi | 44:30.424 | |
| 17 | Bernd Kassner | 44:32.008 | |
| 18 | Patrick Igoa | 44:32.258 | |
| 19 | Jorge Martinez | 44:44.460 | |
| 20 | Hans Becker | 44:44.581 | |
| 21 | Jean Foray | 44:45.386 | |
| — | Masao Shimizu | OUTSTND | |
| — | Erich Neumair | OUTSTND | |
| — | Bernard Haenggeli | OUTSTND | |
| — | Urs Jücker | OUTSTND | |
| — | Didier De Radigues | OUTSTND | |
| — | Adrien Morillas | OUTSTND | |
| — | Loris Reggiani | OUTSTND | |
| — | Corrado Catalano | OUTSTND | |
| — | Harald Eckl | OUTSTND | |
| — | Kevin Mitchell | OUTSTND |