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| 1/11/2021 | Tulsa Expo Raceway - Tulsa, OK Cummins, Inc. Qualifying Night Midgets: Chili Bowl Nationals | Results | | Marcus Thomas (Midgets) | 3rd | 6th | 14th (DNF) | - |
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| 1/16/2021 | Tulsa Expo Raceway - Tulsa, OK Lucas Oil Championship Feature Events Midgets: Chili Bowl Nationals | Results | | Marcus Thomas (Midgets) | - | - | - | - |
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| 3/6/2021 | Kennedale Speedway Park - Kennedale, TX TSS Sprint Cars plus Regular Classes Factory Stocks, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car, IMCA RaceSaver Sprint Car, IMCA Sport Compact | Results | | Marcus Thomas (IMCA RaceSaver Sprint Car) | 1st | - | - | 1st |
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| 3/12/2021 | Devil's Bowl Speedway - Mesquite, TX Texas 305 RaceSaver Sprint Nationals Friday 305 Sprints - Winged, USRA Limited Mods | Results | | Marcus Thomas (305 Sprints - Winged) | 2nd | - | - | 12th |
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| 3/13/2021 | Devil's Bowl Speedway - Mesquite, TX Texas 305 RaceSaver Sprint Nationals Saturday 305 Sprints - Winged, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 5th | - | - | 3rd |
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| 3/19/2021 | Devil's Bowl Speedway - Mesquite, TX 360 Sprints - Winged: ASCS National with ASCS Lone Star Region 305 Sprints - Winged, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 3rd | - | - | 1st |
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| 3/20/2021 | Devil's Bowl Speedway - Mesquite, TX 360 Sprints - Winged: ASCS National with ASCS Lone Star Region 305 Sprints - Winged, USRA Limited Mods, Dirt Big Block Modifieds | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 1st |
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| 3/26/2021 | Monarch Motor Speedway - Wichita Falls, TX 305 Sprints - Winged: Texas Sprint Series B Modifieds, Pony Stock, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners, IMCA RaceSaver Sprint Car | Results | | Marcus Thomas (IMCA RaceSaver Sprint Car) | 2nd | - | - | 1st |
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| 3/27/2021 | Devil's Bowl Speedway - Mesquite, TX 2021 Points Opener 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 4th | - | - | 1st |
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| 4/9/2021 | Boyd Raceway - Boyd, TX 305 Sprints - Winged: IMCA RaceSaver Sprints Factory Stocks, Street Stocks, Limited Sport Mod, Sport Compact | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 1st |
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| 4/10/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #2 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 4th |
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| 4/24/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #3 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 2nd | - | - | 1st |
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| 5/8/2021 | Devil's Bowl Speedway - Mesquite, TX DFW Local Late Model Series Dirt Late Models: American Crate Late Model Series 305 Sprints - Winged, USRA Limited Mods, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 2nd | - | - | 17th |
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| 5/14/2021 | Heart O' Texas Speedway - Waco, TX Bandit Outlaw Sprint Series - Children's Tumor Foundation Night Winged Sprints: Bandits Outlaw Sprint Series Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Southern SportMod, IMCA Stock Car | Results | | Marcus Thomas (Winged Sprints) | 2nd | - | - | 1st |
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| 5/15/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #5 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 1st |
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| 5/22/2021 | Monarch Motor Speedway - Wichita Falls, TX Winged Sprints: Bandits Outlaw Sprint Series B Modifieds, Pony Stock, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners | Results | | Marcus Thomas (Winged Sprints) | - | - | - | - |
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| 5/28/2021 | Crawford County Speedway - Denison, IA Regular Night All Classes-$600 to win Hobby Stock and $400 to win Sport Compact 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets, Sport Compact | Results | | Marcus Thomas (305 Sprints - Winged) | 5th | - | - | 3rd |
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| 5/29/2021 | Lawton Speedway - Lawton, OK Comanche County Night Non-Winged Sprints, Pony Stock, USRA Limited Mods, USRA Tuners, IMCA RaceSaver Sprint Car | Results | | Marcus Thomas (IMCA RaceSaver Sprint Car) | 2nd | - | - | 5th |
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| 6/12/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #8 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 4th | - | - | 7th |
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| 6/19/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #9 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 3rd |
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| 6/25/2021 | Red Dirt Raceway - Meeker, OK Champ 360 Sprints - Winged: Oil Capital Racing Series B Modifieds, Hornets, Sportsman Micros, Pure Stock | Results | | Marcus Thomas (Champ 360 Sprints - Winged) | 2nd | - | - | 19th |
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| 6/26/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #10 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 2nd |
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| 7/2/2021 | Boyd Raceway - Boyd, TX 305 Sprints - Winged, Factory Stocks, Street Stocks, Limited Sport Mod, Sport Compact, IMCA Sport Compact | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 2nd |
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| 7/3/2021 | Monarch Motor Speedway - Wichita Falls, TX Firework Spectacular!! $1000/win Demo Derby 305 Sprints - Winged: Texas Sprint Series B Modifieds, Pony Stock, USRA Limited Mods, USRA Factory Stocks, USRA Tuners, IMCA RaceSaver Sprint Car | Results | | Marcus Thomas (IMCA RaceSaver Sprint Car) | 2nd | - | - | 2nd |
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| 7/10/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #12 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 1st |
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| 7/16/2021 | Boyd Raceway - Boyd, TX 305 Sprints - Winged: IMCA RaceSaver Sprints Dirt Big Block Modifieds: Texas Winged Modifieds Factory Stocks, A Modifieds, Street Stocks, Limited Sport Mod, Sport Compact, IMCA Sport Compact | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 1st |
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| 7/17/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #13 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 2nd | - | - | 1st |
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| 7/24/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #14 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 2nd |
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| 7/31/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #15 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 2nd | - | - | 1st |
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| 8/6/2021 | Crawford County Speedway - Denison, IA Regular Night All Classes-$1000 to win Sprint Cars 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 1st |
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| 8/9/2021 | Southern Iowa Speedway - Oskaloosa, IA 410 Sprints - Winged: IRA Interstate Racing Association 305 Sprints - Winged | Results | | Marcus Thomas (305 Sprints - Winged) | 4th | - | - | 4th |
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| 8/13/2021 | Boyd Raceway - Boyd, TX 305 Sprints - Winged, Factory Stocks, Street Stocks, Limited Sport Mod, Sport Compact, IMCA RaceSaver Sprint Car, IMCA Sport Compact | Results | | Marcus Thomas (IMCA RaceSaver Sprint Car) | 4th | - | - | 1st |
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| 8/21/2021 | Devil's Bowl Speedway - Mesquite, TX Weekly Championship Series #17 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 2nd | - | - | 1st |
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| 8/27/2021 | Boyd Raceway - Boyd, TX 305 Sprints - Winged, Factory Stocks, Street Stocks, Limited Sport Mod, Sport Compact, IMCA Sport Compact | Results | | Marcus Thomas (305 Sprints - Winged) | 1st | - | - | 1st |
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| 8/28/2021 | Devil's Bowl Speedway - Mesquite, TX 2021 Championship Finals 305 Sprints - Winged, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Marcus Thomas (305 Sprints - Winged) | 2nd | - | - | 20th |
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| 9/17/2021 | US 30 Speedway - Columbus, NE 25th Annual Abe Lincoln Memorial Vintage Full Body Stock Cars, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA RaceSaver Sprint Car | Results | | Marcus Thomas (IMCA RaceSaver Sprint Car) | 1st | - | - | 17th (DNF) |
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| 9/18/2021 | 81 Speedway - Park City, KS URSS Sprint Cars/Weekly Points 305 Sprints - Winged, B Modifieds, Hornets, USRA B-Mods, USRA Modifieds | Results | | Marcus Thomas (305 Sprints - Winged) | - | - | - | - |
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| 9/25/2021 | Kennedale Speedway Park - Kennedale, TX BANDITS OUTLAW SPRINTS + FINAL TRACK POINTS Winged Sprints: Bandits Outlaw Sprint Series Factory Stocks, Stock Cars, IMCA Southern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Marcus Thomas (Winged Sprints) | 4th | - | - | 1st |
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| 10/2/2021 | Big O Speedway - Ennis, TX Winged Sprints, DIRTcar Late Models, Factory Stocks, Hornets, Limited Sport Mod, USRA Modifieds, USRA Factory Stocks, Figure 8 - FWD Stock | Results | | Marcus Thomas (Winged Sprints) | 1st | - | - | 3rd |
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| 10/16/2021 | Devil's Bowl Speedway - Mesquite, TX 360 Sprints - Winged: ASCS National with ASCS Lone Star Region 305 Sprints - Winged, USRA Limited Mods, Dirt Big Block Modifieds | Results | | Marcus Thomas (360 Sprints - Winged) | 5th | - | - | 19th | | Marcus Thomas (305 Sprints - Winged) | 4th | - | - | 7th |
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