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| 5/1/2021 | 141 Speedway - Maribel, WI Salute to Armed Forces / 141 Championship Cup Race #3 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 8th | - | 12th | - |
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| 5/8/2021 | 141 Speedway - Maribel, WI Mother's Day / "Red" Race $1,000.00 to Win Red IMCA Modified / 141 Championship Cup Race #4 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 2nd | - | - | 6th |
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| 5/15/2021 | The Hill Raceway - Sturgeon Bay, WI The 'Hill Birthday Bash Stock Cars, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Brian Krejcarek (Street Stocks) | 2nd | - | - | 10th |
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| 5/22/2021 | 141 Speedway - Maribel, WI 141 Championship Cup Race #6 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 6th | - | 6th | 24th |
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| 5/29/2021 | 141 Speedway - Maribel, WI Nathan Bouche Memorial / $1,000.00 to Win Stock Cars Triple Creek Series / 141 Championship Cup #7 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 5th | - | - | 16th |
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| 5/30/2021 | The Hill Raceway - Sturgeon Bay, WI Nathan Bouche Memorial Stock Cars, A Modifieds, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Brian Krejcarek (Street Stocks) | 4th | - | - | 13th |
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| 6/5/2021 | 141 Speedway - Maribel, WI Bank First Coin Drop / 141 Championship Cup Race #8 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 4th | - | - | 14th |
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| 6/12/2021 | 141 Speedway - Maribel, WI Prestige Custom Cabinetry "White" Race $1,000.00 to Win IMCA Modifieds / 141 Championship Cup #9 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 5th | - | - | 23rd |
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| 6/19/2021 | The Hill Raceway - Sturgeon Bay, WI Hall Of Fame Night Stock Cars, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Brian Krejcarek (Street Stocks) | 4th | - | - | 10th |
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| 8/14/2021 | 141 Speedway - Maribel, WI Mechanics Races / Triple Creek Series $1,000.00 to Win Stock Cars / CC #14 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 1st | - | - | 17th |
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| 8/17/2021 | 141 Speedway - Maribel, WI Captain of the Creek III Practice Night / "Blue" Race $1,000.00 to Win Street Stocks Sportsmans | Results | | Brian Krejcarek (Sportsmans) | 5th | - | - | 8th |
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| 9/4/2021 | The Hill Raceway - Sturgeon Bay, WI The Hill Special Stock Cars, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Brian Krejcarek (Street Stocks) | 5th | - | - | 21st (DNF) |
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| 9/24/2021 | 141 Speedway - Maribel, WI 12th Annual Treek Strong Creek Classic / "Blue" Race $1,000.00 to Win IMCA Modifieds Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 10th | - | 7th | - |
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| 9/25/2021 | 141 Speedway - Maribel, WI 12th Annual Treek Strong Creek Classic Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Sportsmans) | 5th | - | 3rd | 17th |
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| 10/2/2021 | Luxy Raceway - Luxemburg, WI The Return of the Fall Classic in the 'Burg Street Stocks, Baby Grand, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Brian Krejcarek (Street Stocks) | 6th | - | 4th | - |
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