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| 5/16/2021 | Slinger Super Speedway - Slinger, WI Miller Lite Official Season Opener Asphalt Late Models, Asphalt Super Late Models, Sportsmans, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Sport Compact, Honda Challenge | Results | | Allen Maher, Jr. (Asphalt 4-Cylinders) | 4th | - | - | 17th |
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| 6/6/2021 | Slinger Super Speedway - Slinger, WI Vintage Night Asphalt Late Models, Sportsmans, Dirt Late Models, Asphalt 4-Cylinders, Outlaw Hobby Stocks, Honda Challenge, Figure 8 - FWD-Open | Results | | Allen Maher, Jr. (Asphalt 4-Cylinders) | - | - | - | 18th (DNF) | | Allen Maher, Jr. (Figure 8 - FWD-Open) | - | - | - | - |
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| 6/19/2021 | Slinger Super Speedway - Slinger, WI SLAM FEST 1 Factory Stocks, Hobby Stocks, Super Sports, Asphalt Stock Cars, Enduro, Asphalt Pure Stocks, Train Racing, Generic 1, Figure 8 - FWD-Open | Results | | Allen Maher, Jr. (Figure 8 - FWD-Open) | - | - | - | 4th |
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| 7/11/2021 | Slinger Super Speedway - Slinger, WI Small Car Nationals Asphalt Mini Stocks, Outlaws, Pro Legends, Asphalt 4-Cylinders, Asphalt Sport Trucks, Muscle Car, Sport Compact, Honda Challenge, Figure 8 - FWD-Open | Results | | Allen Maher, Jr. (Figure 8 - FWD-Open) | - | - | - | 5th (DNF) |
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| 8/22/2021 | Slinger Super Speedway - Slinger, WI Memorial Go-Kart Tribute Night Asphalt Late Models, Pro Legends, Asphalt Street Stocks, Sport Compact, Figure 8 - FWD-Open | Results | | Allen Maher, Jr. (Figure 8 - FWD-Open) | - | - | - | 4th |
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| 9/19/2021 | Slinger Super Speedway - Slinger, WI Wisconsin Invitational Bracket Generic 2, Honda Challenge | Results | | Allen Maher, Jr. (Generic 2) | - | - | - | 19th | | Allen Maher, Jr. (Full Size Cars) | 4th | - | - | - |
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