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6/7/2013 | Winston Speedway - Rothbury, MI Race Night Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Dirt Late Models, Hornets | Results | Duane Tenbrink (Factory Stocks) | 2nd | - | - | 6th |
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6/14/2013 | Winston Speedway - Rothbury, MI Race Night Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Dirt Late Models, Hornets | Results | Duane Tenbrink (Factory Stocks) | 9th | - | - | 7th |
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6/21/2013 | Winston Speedway - Rothbury, MI Race Night DIRTcar UMP Modifieds, Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Dirt Late Models, Hornets | Results | Duane Tenbrink (Factory Stocks) | 7th | - | - | 11th |
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6/28/2013 | Winston Speedway - Rothbury, MI Race Night DIRTcar UMP Modifieds, Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Hornets | Results | Duane Tenbrink (Factory Stocks) | 7th | - | - | 6th |
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7/5/2013 | Winston Speedway - Rothbury, MI Race Night Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Dirt Late Models, Hornets | Results | Duane Tenbrink (Factory Stocks) | 5th | - | - | 7th |
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7/12/2013 | Winston Speedway - Rothbury, MI Race Night DIRTcar UMP Modifieds, Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Hornets | Results | Duane Tenbrink (Factory Stocks) | 8th | - | - | 17th |
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7/19/2013 | Winston Speedway - Rothbury, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints DIRTcar UMP Modifieds, Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Dirt Late Models, Hornets | Results | Duane Tenbrink (Factory Stocks) | 8th | - | - | 14th |
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8/2/2013 | Winston Speedway - Rothbury, MI Race Night Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Dirt Late Models, Hornets | Results | Duane Tenbrink (Factory Stocks) | 6th | - | - | 8th |
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8/9/2013 | Winston Speedway - Rothbury, MI Fan Appreciation Night DIRTcar UMP Modifieds, Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Dirt Late Models, Hornets | Results | Duane Tenbrink (Factory Stocks) | 4th | - | - | 10th |
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8/23/2013 | Winston Speedway - Rothbury, MI Michigan Dirt Cup Modified Championship DIRTcar UMP Modifieds, Factory Stocks, Asphalt Mini Stocks, Stock Cars, Street Stocks, Hornets | Results | Duane Tenbrink (Factory Stocks) | - | - | - | 10th |
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