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| 4/8/2023 | Hamilton County Speedway - Webster City, IA Season Opener + Kids Night USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 8th | - | - | 14th |
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| 4/26/2023 | Hamilton County Speedway - Webster City, IA 13th Annual Spring Classic (Practice) A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | - | - | - | - |
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| 4/27/2023 | Hamilton County Speedway - Webster City, IA 13th Annual Spring Classic (Day 1 of 3) A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, IMCA Modified | Results | | Mark Kennedy (USRA Hobby Stocks) | 5th | - | - | 11th |
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| 4/28/2023 | Hamilton County Speedway - Webster City, IA 13th Annual Spring Classic (Day 2 of 3) A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 6th | - | - | 9th |
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| 5/20/2023 | Hamilton County Speedway - Webster City, IA Hamilton County Speedway - EAST Dirt Super Late Models: SLMR Late Model Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 7th | - | - | 9th |
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| 6/3/2023 | Hamilton County Speedway - Webster City, IA Flaws Memorial Race Super Truck, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 6th | - | - | 11th |
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| 6/21/2023 | Hamilton County Speedway - Webster City, IA USRA Summer Shootout USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 5th | - | - | 10th |
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| 7/8/2023 | Hamilton County Speedway - Webster City, IA B-Mod King of the Hill Super Truck, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 8th | - | - | 13th |
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| 7/15/2023 | Hamilton County Speedway - Webster City, IA Hobby Stock King of the Hill USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 7th | - | - | 13th |
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| 7/27/2023 | Hamilton County Speedway - Webster City, IA Thursday Night Thunder presented by Peoples Credit Union Pro Late Model: Pro Late Model Victory Ford Tour A Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 3rd | - | - | 9th |
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| 7/29/2023 | Hamilton County Speedway - Webster City, IA Good Life RV Kids Night at the Fair Races USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 5th | - | - | 12th (DNF) |
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| 8/5/2023 | Hamilton County Speedway - Webster City, IA $5 Fan Appreciation USRA Weekly Racing Super Truck, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 7th | - | - | 13th |
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| 9/2/2023 | Hamilton County Speedway - Webster City, IA Hamilton County Speedway - WEST/EAST Dirt Super Late Models: SLMR Late Model Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Mark Kennedy (USRA Hobby Stocks) | 6th | - | - | 13th |
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