| | Heat | Dash | B Feature | A Feature |
|---|
|
|---|
| 4/21/1990 | Knoxville Raceway - Knoxville, IA | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 15th |
|
| 4/28/1990 | Knoxville Raceway - Knoxville, IA | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 12th |
|
| 5/13/1990 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Non-Winged | Results | | Greg Roorda (360 Sprints - Winged) | - | - | 11th | - |
|
| 6/2/1990 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Winged | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 6th |
|
| 6/9/1990 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Winged | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 15th |
|
| 6/30/1990 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Winged | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 11th |
|
| 7/14/1990 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Winged | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 18th |
|
| 7/25/1990 | Knoxville Raceway - Knoxville, IA | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 10th |
|
| 8/11/1990 | Knoxville Raceway - Knoxville, IA | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 11th |
|
| 9/1/1990 | Knoxville Raceway - Knoxville, IA | Results | | Greg Roorda (360 Sprints - Winged) | - | - | - | 18th |
|