Michael Grontzki
| Team | Motorclub Neuburg |
| residence | Königsmoos, Germany |
| Occupation | Karosseriebaumeister |
| First races | |
| sponsors | Firma Karo-La Gmbh |
| sport achievements |
| Class: | |
| building year: | 1991 |
| cubic capacity: | 2500ccm |
| Team | Motorclub Neuburg |
| residence | Königsmoos, Germany |
| Occupation | Karosseriebaumeister |
| First races | |
| sponsors | Firma Karo-La Gmbh |
| sport achievements |
| Class: | |
| building year: | 1991 |
| cubic capacity: | 2500ccm |