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| 5/1/2021 | Route 66 Motor Speedway - Amarillo, TX Medical Profession Night Street Stocks, Economy Late Models, USRA Limited Mods, USRA Modifieds, USRA Tuners | Results | | Gary Griggs (Street Stocks) | 8th | - | - | 25th |
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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 | | Gary Griggs (Street Stocks) | 5th | - | - | 8th |
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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 | | Gary Griggs (Street Stocks) | 5th | - | - | 18th |
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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 | | Gary Griggs (Street Stocks) | 6th | - | 18th | - |
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| 7/10/2021 | Route 66 Motor Speedway - Amarillo, TX Panhandle Down Syndrome Guild Night! 305 Sprints - Winged, Street Stocks, Economy Late Models, USRA Limited Mods | Results | | Gary Griggs (Street Stocks) | 3rd | - | - | 18th |
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| 7/24/2021 | Route 66 Motor Speedway - Amarillo, TX Street Stocks, 305 Sprints - Non-Winged, Economy Late Models, USRA Limited Mods, USRA Modifieds, USRA Tuners | Results | | Gary Griggs (Street Stocks) | 7th | - | - | 26th |
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| 7/31/2021 | Route 66 Motor Speedway - Amarillo, TX Trucker Appreciation Night!! Street Stocks, Economy Late Models, USRA Limited Mods, USRA Modifieds, USRA Tuners | Rain Out |
| 8/7/2021 | Route 66 Motor Speedway - Amarillo, TX College Night!! 305 Sprints - Winged, Street Stocks, Economy Late Models, USRA Limited Mods | Results | | Gary Griggs (Street Stocks) | 3rd | - | - | 16th |
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