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| 7/19/2025 | Boone Speedway - Boone, IA Saturday Night Series Weekly #15 - King of the Katwalks IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | David Simpson (IMCA Hobby Stock) | 6th | - | - | DNS |
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| 7/20/2025 | Park Jefferson International Speedway - Jefferson, SD Dave Riley Memorial Race $2,556 to Win Hobby Stocks Presented by Specialty Tree Services IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | David Simpson (IMCA Hobby Stock) | DNS | - | DNS | - |
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| 8/31/2025 | Boone Speedway - Boone, IA NAPA Auto Parts Prelude to the Super Nationals IMCA Northern SportMod, IMCA Hobby Stock, Pro Dwarf, IMCA Mod Lite | Results | | David Simpson (IMCA Hobby Stock) | 7th | - | 8th | - |
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| 9/1/2025 | Boone Speedway - Boone, IA 2025 IMCA Speedway Motors Super Nationals Fueled by Casey's Dirt Late Models, Vintage Modifieds, Generic 1, IMCA Late Models, IMCA Northern SportMod, IMCA Hobby Stock, Pro Dwarf, IMCA Mod Lite | Results | | David Simpson (IMCA Hobby Stock) | 7th | - | - | - |
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| 9/2/2025 | Boone Speedway - Boone, IA 2025 IMCA Speedway Motors Super Nationals Fueled by Casey's Vintage Modifieds, Generic 1, IMCA Northern SportMod, IMCA Hobby Stock, IMCA Sport Compact | Results | | David Simpson (IMCA Hobby Stock) | 7th | - | DNS | - |
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