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| 7/2/2023 | Interstate Speedway (SD) - Jefferson, SD IMCA Weekly Racing Non-Winged Sprints: Western Iowa Non-Wing Sprints - WINS B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Mike Grass (IMCA Northern SportMod) | 6th | - | - | 8th (DNF) |
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| 7/15/2023 | Park Jefferson International Speedway - Jefferson, SD Weekly Racing B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Mike Grass (IMCA Northern SportMod) | 6th | - | - | DNS |
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| 8/3/2023 | Park Jefferson International Speedway - Jefferson, SD Practice 7pm 360 Sprints - Winged, Dirt Super Late Models, A Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA RaceSaver Sprint Car, IMCA Sport Compact | Results | | Mike Grass (IMCA Northern SportMod) | - | - | - | - |
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| 8/26/2023 | Park Jefferson International Speedway - Jefferson, SD Season Championship B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Mike Grass (IMCA Northern SportMod) | 6th | - | - | 14th (DNF) |
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| 9/30/2023 | Park Jefferson International Speedway - Jefferson, SD Iron Cup Dirt Super Late Models, B Modifieds, Dirt Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Mike Grass (IMCA Northern SportMod) | - | - | - | 15th |
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| 10/21/2023 | Park Jefferson International Speedway - Jefferson, SD Charlie Clark Memorial $5022 to win! A Modifieds, B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Mike Grass (IMCA Northern SportMod) | 9th | - | 9th | - |
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