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| 4/24/2021 | Route 66 Motor Speedway - Amarillo, TX Accent Auto Body Opening Night plus Car Show!! 305 Sprints - Winged, Street Stocks, Economy Late Models, USRA Limited Mods, USRA Modifieds, USRA Tuners | Results | | Chris Darnell (USRA Limited Mods) | 10th | - | 7th | - |
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| 5/8/2021 | Route 66 Motor Speedway - Amarillo, TX Weekly Racing 305 Sprints - Winged, Street Stocks, Economy Late Models, USRA Limited Mods, USRA Modifieds | Results | | Chris Darnell (USRA Limited Mods) | 6th | - | 6th | 23rd |
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| 5/15/2021 | Route 66 Motor Speedway - Amarillo, TX STLMS Outlaw Late Models!! Dirt Late Models: XR Southern Storm Street Stocks, Economy Late Models, USRA Limited Mods, USRA Modifieds, USRA Tuners | Results | | Chris Darnell (USRA Limited Mods) | 3rd | - | - | 10th |
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| 5/22/2021 | Route 66 Motor Speedway - Amarillo, TX Teacher Appreciation Night! 305 Sprints - Winged, Street Stocks, Economy Late Models, USRA Limited Mods, USRA Modifieds | Results | | Chris Darnell (USRA Limited Mods) | 3rd | - | - | 10th |
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| 6/5/2021 | Route 66 Motor Speedway - Amarillo, TX Fan Appreciation Night!! 305 Sprints - Winged, Street Stocks, Economy Late Models, USRA Limited Mods, USRA Tuners | Results | | Chris Darnell (USRA Limited Mods) | 7th | - | 4th | 11th |
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| 6/12/2021 | Route 66 Motor Speedway - Amarillo, TX USRA Modified Special!! USRA Modifieds: USRA American Racer Modified Series A Modifieds, Street Stocks, Economy Late Models, USRA Limited Mods, USRA Tuners | Results | | Chris Darnell (USRA Limited Mods) | 6th | - | 7th | - |
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| 6/26/2021 | Route 66 Motor Speedway - Amarillo, TX Police, Fire, and First Responder Night Presented by Duncan Chevrolet!!! Street Stocks, Economy Late Models, USRA Limited Mods, USRA Modifieds, USRA Tuners | Results | | Chris Darnell (USRA Limited Mods) | DNS | - | DNS | - |
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| 8/14/2021 | Route 66 Motor Speedway - Amarillo, TX Kids Night Street Stocks, Economy Late Models, USRA Limited Mods, USRA Modifieds, USRA Tuners | Results | | Chris Darnell (USRA Limited Mods) | 6th | - | 10th | - |
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| 8/21/2021 | Route 66 Motor Speedway - Amarillo, TX 2nd Annual Lyndon Moss Memorial Sprint Car Show!! 305 Sprints - Winged, Street Stocks, Economy Late Models, USRA Limited Mods | Results | | Chris Darnell (USRA Limited Mods) | 7th | - | 14th | - |
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