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| 3/31/2018 | South Texas Race Ranch - Corpus Christi, TX South Texas Speedway Tecate Cerveza Season Opener Factory Stocks, Stock Cars, Sportsmans, B Modifieds, Street Stocks | Results | | Sam Chapa (Sportsmans) | DNS | - | - | DNS |
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| 4/28/2018 | South Texas Race Ranch - Corpus Christi, TX South Texas Speedway 1st Class Towing Night Factory Stocks, Stock Cars, Sportsmans, B Modifieds, Street Stocks, Dirt Late Models, Junior Class, Adult Medium, Rookie Class, Dirt Cage Karts Open | Results | | Sam Chapa (Sportsmans) | 5th | - | - | 9th |
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| 5/12/2018 | South Texas Race Ranch - Corpus Christi, TX South Texas Speedway CC Rentals Night Factory Stocks, Stock Cars, Sportsmans, B Modifieds, Dwarf, Junior Class, Adult Medium, Rookie Class, Dirt Cage Karts Open | Results | | Sam Chapa (Sportsmans) | 4th | - | - | 6th |
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| 5/25/2018 | South Texas Race Ranch - Corpus Christi, TX Caliber Collision Centers Memorial Day Weekend Salute W/ Clarissa Serna Factory Stocks, Stock Cars, Sportsmans, B Modifieds, Street Stocks, Dirt Late Models, Junior Class, Adult Medium, Rookie Class, Dirt Cage Karts Open | Results | | Sam Chapa (Sportsmans) | 5th | - | - | 11th |
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| 5/26/2018 | South Texas Race Ranch - Corpus Christi, TX Caliber Collision Centers Memorial Day Weekend Salute Factory Stocks, Stock Cars, Sportsmans, B Modifieds, Street Stocks, Dirt Late Models, Junior Class, Adult Medium, Rookie Class, Dirt Cage Karts Open | Results | | Sam Chapa (Sportsmans) | 2nd | - | - | 6th |
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| 6/9/2018 | South Texas Race Ranch - Corpus Christi, TX South Texas Speedway Bikes For Kids Corpus Christi Night 7:30 PM Factory Stocks, Stock Cars, Sportsmans, B Modifieds, Dirt Late Models, Dwarf | Results | | Sam Chapa (Sportsmans) | 6th | - | - | 11th |
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| 11/16/2018 | South Texas Race Ranch - Corpus Christi, TX Championship Chase Night 1 Caliber Collision Night Factory Stocks, Stock Cars, Sportsmans, B Modifieds, Street Stocks, Dirt Late Models, Junior Class, Adult Medium, Rookie Class, Dirt Cage Karts Open | Results | | Sam Chapa (Sportsmans) | 5th | - | - | 10th |
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| 11/17/2018 | South Texas Race Ranch - Corpus Christi, TX Championship Chase Night 2 AOC Auto Parts Night Factory Stocks, Stock Cars, Sportsmans, B Modifieds, Street Stocks, Dirt Late Models | Results | | Sam Chapa (Sportsmans) | 4th | - | - | 10th |
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