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| 5/1/2021 | Silver Bullet Speedway - Owendale, MI 68th Annual - Opening Night Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans, B Modifieds, Mini Wedge | Results | | Mike Spencer (Sportsmans) | 1st | - | - | 10th |
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| 5/8/2021 | Silver Bullet Speedway - Owendale, MI Best Looking Car Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans, B Modifieds, Mini Wedge | Results | | Mike Spencer (Sportsmans) | 5th | - | 1st | 8th |
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| 5/15/2021 | Silver Bullet Speedway - Owendale, MI Six Classes Of Racing Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans, B Modifieds, Mini Wedge | Results | | Mike Spencer (Sportsmans) | 1st | - | - | 11th |
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| 5/22/2021 | Crystal Motor Speedway - Crystal, MI Full Show Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Mike Spencer (Hobby Stocks) | 4th | - | - | 11th (DNF) |
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| 5/29/2021 | Merritt Speedway - Merritt, MI MEMORIAL DAY CELEBRATION - DAY 1 DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, Stock Cars, Sportsmans, B Modifieds, Mini Wedge, Mini Outlaws | Results | | Mike Spencer (Sportsmans) | 1st | - | - | 4th |
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| 5/30/2021 | Merritt Speedway - Merritt, MI MEMORIAL DAY - DAY 2 & ALLSTAR PERFORMANCE CHALLENGE SERIES RACE #4 & UMP MODS $2000 TO WIN DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, Stock Cars, Sportsmans, B Modifieds, Mini Wedge, Mini Outlaws | Results | | Mike Spencer (Sportsmans) | - | - | - | 7th |
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| 6/5/2021 | Silver Bullet Speedway - Owendale, MI Autograph Night Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans, B Modifieds, Mini Wedge | Results | | Mike Spencer (Sportsmans) | 1st | - | - | 6th |
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| 6/19/2021 | Silver Bullet Speedway - Owendale, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans, Mini Wedge | Results | | Mike Spencer (Sportsmans) | 1st | - | - | 5th |
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| 7/3/2021 | Silver Bullet Speedway - Owendale, MI Fireworks Night Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans, B Modifieds, Mini Wedge | Results | | Mike Spencer (Sportsmans) | 4th | - | - | 13th (DNF) |
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| 8/28/2021 | Thunderbird Raceway - Muskegon, MI Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Pro Late Model, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Mike Spencer (Factory Stocks) | 4th | - | - | 12th |
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| 9/4/2021 | Silver Bullet Speedway - Owendale, MI Championship Night Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans, B Modifieds, Mini Wedge | Results | | Mike Spencer (Sportsmans) | 6th | - | - | 8th |
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| 9/5/2021 | Merritt Speedway - Merritt, MI GENE KREGEAR CHAMPIONSHIP WEEKEND - DAY 2 & ALLSTAR PERFORMANCE CHALLENGE SERIES RACE #9 DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, Sportsmans, B Modifieds, Mini Wedge, Mini Outlaws | Results | | Mike Spencer (Factory Stocks) | 8th | - | - | 17th |
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| 9/18/2021 | Crystal Motor Speedway - Crystal, MI Great Lakes Nationals 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Mike Spencer (Hobby Stocks) | 4th | - | - | 8th |
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