| 5/1/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Winged: IRA Interstate Racing Association A Modifieds | | Malueg, Heinert, Stear, Petska, Schroeder |
| 5/2/2021 | | | Details |
| 5/8/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, Bandits | | Heinert, Stear |
| 5/16/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, Dirt Late Models | | Petska, Stear, Brannam, Neau, Malueg |
| 5/22/2021 | Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, Bandits | | Marshall, Sivia, Dodd, Egan, Spitz |
| 5/29/2021 | Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, Bandits | | Zielski, Sivia, Egan, Marshall, Strane |
Watch on FloRacing06/04/21 6:00 PM CST Click the icon to go to broadcast | 6/4/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Winged: IRA Interstate Racing Association with All Star Circuit of Champions | | Stear, Heinert, Brannam, Petska |
| 6/12/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Winged: IRA Interstate Racing Association A Modifieds | | Petska, Neau, Brannam, Malueg, Heinert |
| 6/18/2021 | Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, Bandits | | Zielski, Marshall, Cox, Klemko, Klemko |
| 6/26/2021 | Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, 360 Sprints - Winged | | Rain Out |
| 6/29/2021 | Non Wing Crate Sprints: Wisconsin wingLESS Sprints A Modifieds, Bandits | | Sullivan, Zielski, Hafford, Gaertner, Paulsen |
| 7/10/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Winged: World of Outlaws | | Heinert, Malueg, Rehberg, Neau, Brannam |
| 7/17/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds | | Heinert, Malueg, Stear, Petska, Neau |
| 7/24/2021 | Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, Bandits | | Rossmann, Sivia, Zielski, Dodd, Cox |
| 7/31/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints A Modifieds, Bandits | | Malueg, Petska, Neau, Schroeder, Brannam |
| 8/7/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Winged: IRA Interstate Racing Association A Modifieds | | Stear, Neau, Petska, Malueg |
| 8/20/2021 | Street Stocks, A Modifieds, Bandits | | Gehrig, Atkinson, Potter, Maule, Erickson |
| 8/21/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Winged: IRA Interstate Racing Association | | Malueg, Neau, Brannam, Petska, Unger |
| 8/28/2021 | Non Wing Crate Sprints: Wisconsin wingLESS Sprints Badger Midgets: Badger Midget Auto Racing Association Street Stocks, A Modifieds | | Canceled |
| 9/4/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, Bandits | | Petska, Neau, Heinert, Brannam, Malueg |
| 9/11/2021 | Non Wing Crate Sprints: Wisconsin wingLESS Sprints Street Stocks, A Modifieds, Bandits, Dirt Late Models | | Marshall, Zielski, Egan, Sivia, Dodd |
| 9/18/2021 | Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Winged: IRA Interstate Racing Association Bandits | | Kirk, Fortier, Brannam, Brannam, Brannam |