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| 5/10/2023 | Stuart Speedway - Stuart, IA Dynamic Drivelines Dirt Duel 600cc Modifieds, Dirt Pro Trucks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Robbie Merkle (IMCA Stock Car) | 7th (DNF) | - | 1st | 20th |
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| 5/17/2023 | Stuart Speedway - Stuart, IA Tim and Tammy Stevens Memorial 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Robbie Merkle (IMCA Stock Car) | 4th | - | - | 13th |
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| 5/28/2023 | Stuart Speedway - Stuart, IA Whole Hog 50 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Robbie Merkle (IMCA Stock Car) | 7th | - | - | 14th |
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| 5/29/2023 | Stuart Speedway - Stuart, IA Whole Hog 50 600cc Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Robbie Merkle (IMCA Stock Car) | 6th | - | - | 15th |
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| 6/4/2023 | Stuart Speedway - Stuart, IA Malvern Bank 360 Sprint Cars 360 Sprints - Winged: Malvern Bank 360 Sprints IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Robbie Merkle (IMCA Stock Car) | 8th | - | - | 9th (DNF) |
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| 6/29/2023 | Stuart Speedway - Stuart, IA Ron Little Memorial / Midwest Madness Tour IMCA Modified: Midwest Madness Tour A Modifieds, B Modifieds, 600cc Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Robbie Merkle (IMCA Stock Car) | 4th | - | - | 18th (DNF) |
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