| Year | Photo | Engine | Power | Weight | Seat | Fields |
|---|---|---|---|---|---|---|
| 1992 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1991 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1990 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1989 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1988 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1987 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1986 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1985 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1984 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1983 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1982 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1981 | – | 98 cc | 12 hp | 101 kg | – | 27 |
| 1980 | – | 98 cc | 12 hp | 101 kg | – | 27 |