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| 4/10/2021 | Desert Thunder Raceway - Price, UT Season Opener Sportsmans, Dirt Late Models, Hornets, Limited Sport Mod, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, Speedstr | Results | | Chauncey Filler (Speedstr) | 1st | - | - | 2nd (DNF) |
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| 5/7/2021 | Desert Thunder Raceway - Price, UT Sportsmans, Hornets, Limited Sport Mod, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, Speedstr | Results | | Chauncey Filler (Speedstr) | 3rd | - | - | 3rd |
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| 6/11/2021 | Gallatin Speedway - Belgrade, MT 360 Sprints - Winged: ASCS Frontier Region A Modifieds, WISSOTA Super Stock | Results | | Chauncey Filler (360 Sprints - Winged) | 5th | - | - | 4th |
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| 6/12/2021 | Big Sky Speedway - Billings, MT O' Reilly Auto Parts Sprint Night 360 Sprints - Winged: ASCS Frontier Region IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Super Stock | Results | | Chauncey Filler (360 Sprints - Winged) | 2nd | - | - | 9th |
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| 7/9/2021 | Gallatin Speedway - Belgrade, MT 360 Sprints - Winged: ASCS National with ASCS Frontier Region WISSOTA Street Stock | Results | | Chauncey Filler (360 Sprints - Winged) | 6th | - | - | 15th |
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| 7/10/2021 | Gallatin Speedway - Belgrade, MT 360 Sprints - Winged: ASCS National with ASCS Frontier Region WISSOTA Super Stock | Results | | Chauncey Filler (360 Sprints - Winged) | 5th | - | - | 13th |
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| 7/25/2021 | Sheridan Speedway - Sheridan, WY ASCS Sprint Special - Sponsored by Heartland Kubota 360 Sprints - Winged: ASCS Frontier Region IMCA Modified, WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | Chauncey Filler (360 Sprints - Winged) | 7th (DNF) | - | - | 7th |
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| 8/13/2021 | Sweetwater Speedway - Rock Springs, WY Sprint Car Sprintacular 360 Sprints - Winged: ASCS Frontier Region A Modifieds, B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2 | Results | | Chauncey Filler (360 Sprints - Winged) | 1st | - | - | 16th (DNF) |
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| 9/5/2021 | Desert Thunder Raceway - Price, UT Labor Day ASCS Sprint Cars 360 Sprints - Winged: ASCS Frontier Region Sprint Cars, Factory Stocks, Sportsmans, Hornets, Limited Sport Mod, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chauncey Filler (360 Sprints - Winged) | DNS | - | - | 16th (DNF) |
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