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| 2/27/2021 | I-37 Speedway - Pleasanton, TX Opening Night Warm Up Race (Non Points) Factory Stocks, Asphalt Mini Stocks, Street Stocks, Limited Modified, IMCA Modified, IMCA Stock Car | Results | | Gary Williams (IMCA Stock Car) | DNS | - | - | DNS |
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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 | | Gary Williams (IMCA Stock Car) | 3rd | - | - | 6th |
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| 3/11/2021 | Southern Oklahoma Speedway - Ardmore, OK Southern Stampede Night 1 Stock Cars, 600cc Modifieds, Limited Sport Mod, IMCA Modified | Results | | Gary Williams (Stock Cars) | 7th | - | 3rd | 11th |
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| 3/12/2021 | Southern Oklahoma Speedway - Ardmore, OK Southern Stampede Night 2 Stock Cars, 600cc Modifieds, Limited Sport Mod, IMCA Modified | Results | | Gary Williams (Stock Cars) | 2nd | - | - | 3rd |
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| 3/13/2021 | Kennedale Speedway Park - Kennedale, TX Factory Stocks, Stock Cars, Dwarf, IMCA Southern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Gary Williams (IMCA Stock Car) | 5th | - | - | 23rd |
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| 5/8/2021 | Rocket Raceway Park - Petty, TX 82 Speedway Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Gary Williams (Stock Cars) | 2nd | - | - | 2nd |
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| 5/15/2021 | Rocket Raceway Park - Petty, TX 82 Speedway Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Gary Williams (USRA Factory Stocks) | 1st | - | - | 6th |
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| 5/26/2021 | Southern Oklahoma Speedway - Ardmore, OK All Star Shootout Stock Cars, Limited Sport Mod, IMCA Modified | Results | | Gary Williams (Stock Cars) | 4th | - | 2nd | 15th |
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| 6/4/2021 | Monarch Motor Speedway - Wichita Falls, TX Round 1 Sunoco Summer Series plus TRAIN RACE!! B Modifieds, Enduro, Pony Stock, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners | Results | | Gary Williams (USRA Factory Stocks) | 1st | - | - | 13th (DNF) |
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| 6/26/2021 | Rocket Raceway Park - Petty, TX 82 Speedway Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Canceled |
| 7/2/2021 | Heart O' Texas Speedway - Waco, TX Annual Fireworks Show - Sunoco Fuels Night - 1K to win Modifieds Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Gary Williams (IMCA Stock Car) | 5th | - | - | 18th |
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| 7/3/2021 | Heart O' Texas Speedway - Waco, TX Baby Blue Harcrow Memorial Stock Car Shootout Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Rain Out |
| 7/3/2021 | Kennedale Speedway Park - Kennedale, TX Factory Stocks, Stock Cars, IMCA Southern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Gary Williams (IMCA Stock Car) | 3rd | - | - | 3rd |
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| 9/10/2021 | Kennedale Speedway Park - Kennedale, TX FACTORY STOCK & SPORT MOD SHOOTOUT + STOCK CARS & SPORT COMPACTS Factory Stocks, IMCA Southern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Gary Williams (Factory Stocks) | - | - | - | - | | Gary Williams (IMCA Stock Car) | - | - | - | - |
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