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| 4/17/2021 | Thunderbird Raceway - Muskegon, MI Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Ken Campbell (Factory Stocks) | 9th | - | 7th | - |
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| 5/1/2021 | Thunderbird Raceway - Muskegon, MI Full Show Plus $400 to win Cyber Stocks Presented by RC Machine Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Ken Campbell (Factory Stocks) | 7th | - | - | 6th |
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| 5/8/2021 | Thunderbird Raceway - Muskegon, MI Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Ken Campbell (Factory Stocks) | DNS | - | - | - |
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| 5/15/2021 | Thunderbird Raceway - Muskegon, MI IMCA Modifieds $1000 to win presented by Deb's Cafe & Full Show Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Ken Campbell (Factory Stocks) | - | - | - | - |
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| 5/22/2021 | Thunderbird Raceway - Muskegon, MI Allstar Performance Street Stock Challenge $750 to win & Full Show Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Ken Campbell (Factory Stocks) | 7th (DNF) | - | 14th | - |
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| 5/29/2021 | Thunderbird Raceway - Muskegon, MI Salute to Veterans $1000 to win IMCA Modfieds & Full Show Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Ken Campbell (Factory Stocks) | 7th | - | - | 19th (DNF) |
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| 7/3/2021 | Thunderbird Raceway - Muskegon, MI Lightning Sprints: Great Lakes Lightning Sprints Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Ken Campbell (Factory Stocks) | 6th | - | - | 7th |
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| 7/10/2021 | Thunderbird Raceway - Muskegon, MI $500 to win Warriors Presented by NIX's Trucking-$1000 to Win IMCA Modified Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Ken Campbell (Factory Stocks) | 7th | - | - | 17th (DNF) |
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