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| 3/28/2020 | Slinger Super Speedway - Slinger, WI Driver Registration Day 12:00 pm - 3:00 pm Asphalt Late Models, Asphalt Super Late Models, Asphalt Mini Stocks, Sportsmans, Outlaws, Pro Legends, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Sport Mods, Asphalt Figure 8 Stock Cars, Asphalt Sport Trucks, Sport Compact, Outlaw Hobby Stocks | Results | | Bill Tandetzke (Asphalt Sport Mods) | - | - | - | - |
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| 4/19/2020 | Slinger Super Speedway - Slinger, WI Annual Open Day Asphalt Late Models, Asphalt Super Late Models, Asphalt Mini Stocks, Sportsmans, Outlaws, Pro Legends, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Sport Mods, Asphalt Figure 8 Stock Cars, Asphalt Sport Trucks, Sport Compact, Outlaw Hobby Stocks | Postponed |
| 6/7/2020 | Slinger Super Speedway - Slinger, WI Vintage Night Asphalt Late Models, Sportsmans, Asphalt Sport Mods, Asphalt Figure 8 Stock Cars, Sport Compact, Honda Challenge | Results | | Bill Tandetzke (Asphalt Sport Mods) | 9th (DNF) | - | - | 5th |
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| 7/5/2020 | Slinger Super Speedway - Slinger, WI Prelude to the Nationals Asphalt Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Sport Mods, Asphalt Figure 8 Stock Cars, Outlaw Hobby Stocks, Honda Challenge | Results | | Bill Tandetzke (Asphalt Sport Mods) | 4th | - | - | 3rd |
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| 8/16/2020 | Slinger Super Speedway - Slinger, WI Back in the Day Pricing Asphalt Late Models, Sportsmans, Asphalt Street Stocks, Asphalt Sport Mods, Muscle Car, Sport Compact, Honda Challenge | Results | | Bill Tandetzke (Asphalt Sport Mods) | 7th | - | - | 7th |
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