| Year | Photo | Engine | Power | Weight | Seat | Fields |
|---|---|---|---|---|---|---|
| 1993 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1992 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1991 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1990 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1989 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1988 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1987 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1986 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1985 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |
| 1984 | ![]() |
399 cc | 40 hp | 178 kg | 700 mm | 32 |