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| 4/14/2018 | Grayson County Speedway - Bells, TX Restricted 'A' Class: NOW600 National Micros with NOW600 Restricted Micros Stock Non-Wing: NOW600 Non-Wing Micros DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, Street Stocks, 600cc Modifieds | Results | | Bobby Chumley (Hobby Stocks) | 4th | - | - | 10th |
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| 4/28/2018 | Grayson County Speedway - Bells, TX STEM Series DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, A Modifieds, Street Stocks, Rookie Class | Results | | Bobby Chumley (Hobby Stocks) | 5th | - | - | 6th |
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| 5/5/2018 | Grayson County Speedway - Bells, TX Regular race night/ Rookie DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, Street Stocks, 600cc Modifieds | Results | | Bobby Chumley (Hobby Stocks) | 6th | - | - | 10th (DNF) |
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| 5/26/2018 | Grayson County Speedway - Bells, TX Regular race Factory Stocks, Hobby Stocks, Street Stocks, 600cc Modifieds, UTV Amateur Limited | Results | | Bobby Chumley (Hobby Stocks) | 5th | - | - | 9th (DNF) |
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