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| 5/24/2023 | Buena Vista Raceway - Alta, IA Season Opener Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 1st | - | - | 6th |
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| 5/31/2023 | Buena Vista Raceway - Alta, IA Weekly Racing & Racesaver Sprint Cars 305 Sprints - Winged, Street Stocks, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 6th | - | - | 2nd |
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| 6/7/2023 | Buena Vista Raceway - Alta, IA Battle at the Beaver Dirt Crown Stock Cars: Dirt Crown Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 4th | - | - | 5th |
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| 6/14/2023 | Buena Vista Raceway - Alta, IA Jimmy Squibb Memorial Race Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 1st | - | - | 2nd |
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| 6/21/2023 | Buena Vista Raceway - Alta, IA Weekly Racing Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 1st | - | - | 1st |
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| 6/28/2023 | Buena Vista Raceway - Alta, IA Midwest Madness Tour & Kyle Suter Memorial Race IMCA Modified: Midwest Madness Tour A Modifieds, B Modifieds, Street Stocks, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 1st | - | - | 9th |
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| 7/19/2023 | Buena Vista Raceway - Alta, IA Weekly Racing Street Stocks, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 1st | - | - | 1st |
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| 8/2/2023 | Buena Vista Raceway - Alta, IA Weekly Racing Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 1st | - | - | 5th |
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| 8/16/2023 | Buena Vista Raceway - Alta, IA Weekly Racing Street Stocks, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 1st | - | - | 3rd |
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| 8/23/2023 | Buena Vista Raceway - Alta, IA Season Championship Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Stefan Sybesma (IMCA Stock Car) | 3rd | - | - | 5th |
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| 9/6/2023 | Boone Speedway - Boone, IA 2023 IMCA Speedway Motors Super Nationals Fueled by Casey's Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Stefan Sybesma (IMCA Stock Car) | 2nd | - | - | 18th (DNF) |
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| 9/7/2023 | Boone Speedway - Boone, IA 2023 IMCA Speedway Motors Super Nationals Fueled by Casey's Sportsmans, Midwest Modifieds, IMCA Modified, IMCA Stock Car | Results | | Stefan Sybesma (IMCA Stock Car) | 11th | - | - | - |
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| 9/8/2023 | Boone Speedway - Boone, IA 2023 IMCA Speedway Motors Super Nationals Fueled by Casey's Generic 2, IMCA Modified, IMCA Stock Car | Results | | Stefan Sybesma (IMCA Stock Car) | 1st | - | - | - |
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| 9/9/2023 | Boone Speedway - Boone, IA 2023 IMCA Speedway Motors Super Nationals Fueled by Casey's Midwest Modifieds, B Modifieds, Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Stefan Sybesma (IMCA Stock Car) | - | - | 4th | - |
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| 9/16/2023 | Deer Creek Speedway - Spring Valley, MN Altenburg Construction Stock Car Nationals USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Stefan Sybesma (USRA Stock Cars) | 8th (DNF) | - | 10th | - |
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