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| 6/25/2021 | Atomic Speedway - Chillicothe, OH 410 Sprints - Winged: OVSCA-Ohio Valley Sprint Car Association Dirt Super Late Models: Iron-Man Late Model Series | Results | | Duane Chamberlain (Dirt Super Late Models) | - | - | - | 22nd |
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| 6/26/2021 | Atomic Speedway - Chillicothe, OH Dirt Super Late Models: Iron-Man Late Model Series | Results | | Duane Chamberlain (Dirt Super Late Models) | - | - | - | 22nd |
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| 7/14/2021 | Circle City Raceway - Indianapolis, IN DIRTCar Summer Nationals - Super Late Models, UMP Modifieds DIRTcar Late Models: DIRTcar Summer Nationals DIRTcar UMP Modifieds: DIRTcar Modified Nationals | Results | | Duane Chamberlain (DIRTcar Late Models) | 3rd | - | - | 11th |
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| 7/17/2021 | Tyler County Speedway - Middlebourne, WV 33rd Annual Earl Hill Memorial Dirt Super Late Models: Iron-Man Late Model Series DIRTcar Late Models, DIRTcar UMP Modifieds, B Modifieds, Dirt Late Models, Mini Wedge, Limited Sport Mod, Sport Compact | Results | | Duane Chamberlain (Dirt Super Late Models) | - | - | - | 10th |
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| 7/24/2021 | Muskingum County Speedway - Dresden, OH Jim Dunn Memorial Dirt Super Late Models: Iron-Man Late Model Series DIRTcar UMP Modifieds, Outlaw Hobby Stocks, DIRTcar Sportsman Modifieds, Mod Lites | Results | | Duane Chamberlain (Dirt Super Late Models) | DNS | - | DNS | - |
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| 8/12/2021 | Florence Speedway - Walton, KY Sunoco North/South Shootout Dirt Super Late Models: Lucas Oil Late Model Dirt Series Dirt Late Models | Results | | Duane Chamberlain (Dirt Super Late Models) | 10th | - | DNS | - |
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| 8/13/2021 | Florence Speedway - Walton, KY 39th Annual Sunoco North/South 100 Dirt Super Late Models: Lucas Oil Late Model Dirt Series Dirt Late Models | Results | | Duane Chamberlain (Dirt Super Late Models) | 9th | - | - | - |
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| 8/14/2021 | Florence Speedway - Walton, KY 39th Annual Sunoco North/South 100 Dirt Super Late Models: Lucas Oil Late Model Dirt Series Dirt Late Models | Results | | Duane Chamberlain (Dirt Super Late Models) | - | - | 8th | - |
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| 8/27/2021 | Moler Raceway Park - Williamsburg, OH 14th annual Victor "Ike" Moler Memorial Dirt Super Late Models: Iron-Man Late Model Series | Results | | Duane Chamberlain (Dirt Super Late Models) | - | - | - | 3rd |
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