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| 7/29/2023 | Owosso Speedway - Owosso, MI $2500 to Win Mods Plus $1800 to win Late Model Sportsman and More! A Modifieds, Street Stocks, Dwarf, Hornets, Asphalt Sportsman Late Models, Sport Compact, Pure Stock, IMCA Sport Compact | Results | | Jon Spencer (Sport Compact) | - | - | - | - | | Jon Spencer (IMCA Sport Compact) | - | - | - | 6th |
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| 8/5/2023 | Owosso Speedway - Owosso, MI 2nd Annual Kevin Adkins Memorial Pure Stock Race! Sportsman Sprints, Street Stocks, Hornets, Asphalt Economy Trucks, Asphalt Sportsman Late Models, Mini Wedge, Sport Compact, Pure Stock, IMCA Sport Compact | Results | | Jon Spencer (Sport Compact) | - | - | - | - | | Jon Spencer (IMCA Sport Compact) | 6th | - | - | - |
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| 9/22/2023 | Owosso Speedway - Owosso, MI OWOSSO NATIONALS PRACTICE/CAMPING/LIVE MUSIC! A Modifieds, Street Stocks, Supermodifieds, Hornets, Asphalt Economy Trucks, Asphalt Sportsman Late Models, Mini Wedge, Sport Compact, Pure Stock, IMCA Sport Compact | Results | | Jon Spencer (Sport Compact) | - | - | - | - |
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| 9/23/2023 | Owosso Speedway - Owosso, MI THE ICONIC OWOSSO NATIONALS!!! (6pm start time) A Modifieds, Street Stocks, Supermodifieds, Hornets, Asphalt Economy Trucks, Asphalt Sportsman Late Models, Sport Compact, Pure Stock, IMCA Sport Compact | Results | | Jon Spencer (Sport Compact) | - | - | - | - | | Jon Spencer (IMCA Sport Compact) | - | - | - | 1st |
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