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| 5/5/2023 | Dacotah Speedway - Mandan, ND Mandan Meltdown Season Opener - Night 1 Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 1st | - | - | 4th |
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| 5/19/2023 | Dacotah Speedway - Mandan, ND Mandan Dirt Series Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 3rd | - | - | 1st |
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| 5/26/2023 | Dacotah Speedway - Mandan, ND Military Appreciation Night - Mandan Dirt Series Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 2nd | - | - | 2nd |
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| 5/27/2023 | Southwest Speedway - Dickinson, ND Late Model Show Dirt Late Models, Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, Junior Slingshots | Results | | Marlyn Seidler (IMCA Modified) | 1st | - | - | 1st |
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| 6/2/2023 | Dacotah Speedway - Mandan, ND Iron Man 100 - Night 1 Semi-Pro Legends, IMCA Modified, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 2nd | - | - | - |
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| 6/3/2023 | Dacotah Speedway - Mandan, ND Iron Man 100 - Night 2 - $5000 to Win Mods Hobby Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Sport Compact | Results | | Marlyn Seidler (IMCA Modified) | - | - | - | 3rd |
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| 6/17/2023 | Southwest Speedway - Dickinson, ND Regular Night Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, Junior Slingshots | Results | | Marlyn Seidler (IMCA Modified) | 1st | - | - | 4th |
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| 7/7/2023 | Dacotah Speedway - Mandan, ND Mandan Dirt Series + Night of the Legends Hobby Stocks, A Modifieds, Semi-Pro Legends, Masters Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 5th | - | - | 9th |
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| 7/13/2023 | Dacotah Speedway - Mandan, ND Dakota Classic Modified Tour - Championship Night IMCA Modified: Dakota Classic Modified Tour IMCA Stock Car | Results | | Marlyn Seidler (IMCA Modified) | 3rd | - | - | 12th |
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| 7/21/2023 | Dacotah Speedway - Mandan, ND Mandan Dirt Series Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 1st | - | - | 7th |
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| 7/28/2023 | Dacotah Speedway - Mandan, ND ND Governors Cup Auto Races - Night 1 410 Sprints - Winged, Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | - | - | - | 1st |
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| 7/29/2023 | Dacotah Speedway - Mandan, ND ND Governors Cup Auto Races - Night 2 410 Sprints - Winged, Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | - | - | - | 1st |
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| 8/11/2023 | Dacotah Speedway - Mandan, ND Mandan Dirt Series Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 3rd | - | - | 2nd |
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| 8/12/2023 | Sheridan Speedway - Sheridan, WY I 90 - Night 2 - NOTE: Racing will start at 6:30 PM IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 2nd | - | - | 3rd |
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| 8/18/2023 | Dacotah Speedway - Mandan, ND Mandan Dirt Series + Drive to Survive Night Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 6th | - | - | 13th |
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| 8/25/2023 | Dacotah Speedway - Mandan, ND Championship Night Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 2nd | - | - | 2nd |
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| 9/1/2023 | Gillette Thunder Speedway - Gillette, WY Dirt Super Late Models: United Rebel Late Model Series Sport Compact, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four | Results | | Marlyn Seidler (IMCA Modified) | 2nd | - | - | 1st |
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| 9/2/2023 | Gillette Thunder Speedway - Gillette, WY Dirt Super Late Models: United Rebel Late Model Series Sport Compact, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four | Results | | Marlyn Seidler (IMCA Modified) | 2nd | - | - | 1st |
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| 9/3/2023 | Gillette Thunder Speedway - Gillette, WY Dirt Super Late Models: United Rebel Late Model Series Sport Compact, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four | Results | | Marlyn Seidler (IMCA Modified) | 2nd | - | - | 3rd |
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| 9/9/2023 | Southwest Speedway - Dickinson, ND Richard Jordan Memorial Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Marlyn Seidler (IMCA Modified) | 1st | - | - | 2nd |
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| 9/10/2023 | Southwest Speedway - Dickinson, ND Richard Jordan Memorial Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Marlyn Seidler (IMCA Modified) | 1st | - | - | 1st |
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| 9/30/2023 | Dacotah Speedway - Mandan, ND Oktoberfest - Night 2 Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, WISSOTA Street Stock | Results | | Marlyn Seidler (IMCA Modified) | 2nd | - | - | 8th |
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