| | Heat | Dash | B Feature | A Feature |
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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 | | Bill Miller (IMCA RaceSaver Sprint Car) | 7th | - | 9th | - |
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| 4/3/2021 | Rocket Raceway Park - Petty, TX 82 Speedway Winged Sprints: Bandits Outlaw Sprint Series Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Bill Miller (Winged Sprints) | DNS | - | - | 21st |
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| 4/10/2021 | Rocket Raceway Park - Petty, TX $5,000/win FACTORY STOCKS! TEXAS SPRINT SERIES! 305 Sprints - Winged: Texas Sprint Series Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, IMCA RaceSaver Sprint Car | Results | | Bill Miller (IMCA RaceSaver Sprint Car) | 9th | - | 13th | - |
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| 10/29/2021 | 105 Motor Speedway - Cleveland, TX Halloween at the Hunert-N-5 Qualifying Night 305 Sprints - Winged, Factory Stocks, Restricted 'A' Class, Stock Non-Wing, B Modifieds, Street Stocks, Bandits, Pure Stock | Results | | Bill Miller (305 Sprints - Winged) | 4th | - | - | - | | Bill Miller (Stock Non-Wing) | 6th | - | - | - |
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| 10/30/2021 | 105 Motor Speedway - Cleveland, TX Halloween at the Hunert-N-5 Feature Night 305 Sprints - Winged, Factory Stocks, Restricted 'A' Class, Stock Non-Wing, B Modifieds, Street Stocks, Bandits, Pure Stock | Results | | Bill Miller (305 Sprints - Winged) | 6th | - | - | 17th | | Bill Miller (Stock Non-Wing) | - | - | 11th | - |
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