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| 5/20/2021 | State Park Speedway - Wausau, WI Season Opener Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Asphalt Sport Trucks | Results | | James Lietz (Stock Cars) | 6th | - | - | 2nd |
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| 6/3/2021 | State Park Speedway - Wausau, WI Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | James Lietz (Stock Cars) | 1st | - | - | 11th |
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| 6/10/2021 | State Park Speedway - Wausau, WI Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | James Lietz (Stock Cars) | - | - | - | - |
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| 6/17/2021 | State Park Speedway - Wausau, WI Flip Merwin Memorial Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | James Lietz (Stock Cars) | 1st | - | - | 5th |
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| 7/1/2021 | State Park Speedway - Wausau, WI Fire Works Racing Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | James Lietz (Stock Cars) | 7th | - | - | 4th |
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| 7/15/2021 | State Park Speedway - Wausau, WI Wisconsin Challenge Series Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | James Lietz (Stock Cars) | 2nd | - | - | 4th |
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| 7/23/2021 | State Park Speedway - Wausau, WI Detjens Memorial Day 1 DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits, Economy Late Models | Results | | James Lietz (Stock Cars) | 4th | - | - | 7th |
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| 7/24/2021 | State Park Speedway - Wausau, WI Detjens Memorial Day 1 ACAMWT Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | James Lietz (Stock Cars) | 6th | - | - | 8th |
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| 7/29/2021 | State Park Speedway - Wausau, WI Christmas in July Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | James Lietz (Stock Cars) | 1st | - | - | 3rd |
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| 8/12/2021 | State Park Speedway - Wausau, WI Corn Night Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | James Lietz (Stock Cars) | 2nd | - | - | 4th |
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| 8/19/2021 | State Park Speedway - Wausau, WI 12 Annual Lodi Memorial Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | James Lietz (Stock Cars) | 1st | - | - | 9th |
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| 8/26/2021 | State Park Speedway - Wausau, WI Fighting Cancer Full Throttle Championship Night Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | James Lietz (Stock Cars) | - | - | - | - |
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