| | Heat | Dash | B Feature | A Feature |
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| 6/23/2018 | Grayson County Speedway - Bells, TX Side by Side + Rookie DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, Street Stocks, 600cc Modifieds | Results | | Shawn Marquez (Street Stocks) | 3rd (DNF) | - | - | 4th (DNF) |
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| 7/7/2018 | Grayson County Speedway - Bells, TX Rookie Class DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, Street Stocks, Rookie Class, 600cc Modifieds | Results | | Shawn Marquez (Street Stocks) | 7th (DNF) | - | - | 9th |
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| 9/8/2018 | Grayson County Speedway - Bells, TX NON IMCA Points night (last race for the Rookie class) Factory Stocks, Hobby Stocks, Stock Cars, B Modifieds, Street Stocks, Rookie Class, 600cc Modifieds, Pony Stock | Results | | Shawn Marquez (600cc Modifieds) | 2nd | - | - | 1st |
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| 9/29/2018 | Grayson County Speedway - Bells, TX Last IMCA points race / Powder Puff race DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, A Modifieds, Street Stocks, 600cc Modifieds | Results | | Shawn Marquez (600cc Modifieds) | 2nd | - | - | 3rd |
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