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| 5/14/2021 | Big Sky Speedway - Billings, MT Street Stock Special IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 6th | - | - | 9th |
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| 5/15/2021 | Big Sky Speedway - Billings, MT Street Stock Special IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 5th | - | - | 13th (DNF) |
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| 6/5/2021 | Big Sky Speedway - Billings, MT Titan Machinery Late Models - $1000 to WIN with Mods, MWM & Streets IMCA Modified, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 4th | - | - | 6th |
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| 6/25/2021 | Big Sky Speedway - Billings, MT Mountain States Modified Tour Night 1 Races Start @ 7pm MODS, MWM & Streets IMCA Modified, WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 4th | - | - | 5th |
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| 6/26/2021 | Big Sky Speedway - Billings, MT Mountain States Modified Tour Night 2 Races Start @ 7pm MODS, MWM & Streets IMCA Modified, WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 2nd | - | - | 5th |
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| 7/9/2021 | Big Sky Speedway - Billings, MT Titan Machinery Night & Late Model show Races Start @ 7pm Fireworks on Night 2. IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 3rd | - | - | 4th |
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| 7/10/2021 | Big Sky Speedway - Billings, MT Night 2 of the 2 day Late Model show Races Start @ 7pm Fireworks after the Races. IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 3rd | - | - | 10th (DNF) |
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| 7/17/2021 | Big Sky Speedway - Billings, MT Wissota Race of Champion's Night Races Start @ 7pm. Late Models, Mods, MWM, SS & Streets. IMCA Modified, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | David Gleaton (WISSOTA Street Stock) | 3rd | - | - | 8th (DNF) |
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| 7/24/2021 | Big Sky Speedway - Billings, MT 360 Sprint show Night 2 Races Start @ 7pm. Sprints, Mods, MWM, Streets & SP. 360 Sprints - Winged: ASCS Frontier Region IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 6th | - | - | 6th |
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| 7/31/2021 | Big Sky Speedway - Billings, MT Come meet Kenny Wallace at Big Sky Speedway Races Start @ 7pm. Mods, MWM, SS, Streets. IMCA Modified, WISSOTA Midwest Mods, WISSOTA Street Stock, WISSOTA Super Stock | Results | | David Gleaton (WISSOTA Street Stock) | 4th | - | - | 12th (DNF) |
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| 8/7/2021 | Big Sky Speedway - Billings, MT Late Models, IMCA Mods with $1000 to win the main. Hample 50/50 Night. IMCA Modified, IMCA Sport Compact, WISSOTA Late Model, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 7th | - | - | 7th |
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| 8/14/2021 | Sheridan Speedway - Sheridan, WY I 90 - Night 2 Sponsored by McDonald's Dirt Mini Trucks, IMCA Modified, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 3rd | - | - | 12th |
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| 8/15/2021 | Sheridan Speedway - Sheridan, WY I 90 - Night 3 Sponsored by Sheridan Homes Quarter Midgets, Dirt Mini Trucks, Junior Honda, IMCA Modified, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 4th | - | - | 15th (DNF) |
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| 8/21/2021 | Big Sky Speedway - Billings, MT Pack the stands night $5.00 to get in the front gate/Track Champion Night/CARQUEST Sponsor Night. IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | David Gleaton (WISSOTA Street Stock) | 3rd | - | - | 9th |
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| 8/28/2021 | Big Sky Speedway - Billings, MT Harvey Ostermiller/Mark Rieker Memorial Race Presented by RDO. 360 Sprints - Winged: ASCS Frontier Region IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Street Stock, WISSOTA Super Stock | Results | | David Gleaton (WISSOTA Street Stock) | 4th | - | - | 8th |
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