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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 | | John Houston Garrett (Non-Winged Sprints) | DNS | - | - | 7th |
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| 6/12/2021 | Lawton Speedway - Lawton, OK Non-Winged Sprints, Pony Stock, USRA Limited Mods, USRA Tuners, IMCA RaceSaver Sprint Car | Results | | John Houston Garrett (Non-Winged Sprints) | 4th | - | - | 8th |
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| 6/19/2021 | Lawton Speedway - Lawton, OK Non-Winged Sprints, Pony Stock, USRA Limited Mods, USRA Modifieds, IMCA RaceSaver Sprint Car | Results | | John Houston Garrett (Non-Winged Sprints) | 4th | - | - | 6th |
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| 7/10/2021 | Lawton Speedway - Lawton, OK Champ 360 Sprints - Winged: Oil Capital Racing Series Non-Winged Sprints, Pony Stock, USRA Limited Mods | Results | | John Houston Garrett (Non-Winged Sprints) | 3rd | - | - | 8th |
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| 7/31/2021 | Lawton Speedway - Lawton, OK Back to School Bash Non-Winged Sprints, USRA Limited Mods, USRA Modifieds, USRA Tuners, IMCA RaceSaver Sprint Car | Results | | John Houston Garrett (Non-Winged Sprints) | 4th | - | - | 6th |
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| 8/7/2021 | Lawton Speedway - Lawton, OK Non-Winged Sprints, Pony Stock, USRA Limited Mods, USRA Tuners, IMCA RaceSaver Sprint Car | Results | | John Houston Garrett (Non-Winged Sprints) | 3rd | - | - | 7th |
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| 8/21/2021 | Lawton Speedway - Lawton, OK Non-Winged Sprints, Pony Stock, USRA Limited Mods, USRA Modifieds, IMCA RaceSaver Sprint Car | Results | | John Houston Garrett (Non-Winged Sprints) | 6th | - | - | 6th (DNF) |
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| 8/28/2021 | Lawton Speedway - Lawton, OK Championship Finals - Powder Puff Non-Winged Sprints, Pony Stock, USRA Limited Mods, USRA Modifieds, USRA Tuners, IMCA RaceSaver Sprint Car | Results | | John Houston Garrett (Non-Winged Sprints) | 2nd | - | - | 6th |
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