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| 2/26/2021 | Hattiesburg Speedway - Hattiesburg, MS USCS Hub City 100 Sprint Cars and More! 360 Sprints - Winged: USCS United Sprint Car Series CRUSA Modified Sportsman | Results | | Max Stambaugh (360 Sprints - Winged) | 1st | - | - | 5th |
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| 3/5/2021 | Super Bee Speedway - Chatham, LA 3rd Annual USCS Bayou State Sprint Car Nationals Nite #1 360 Sprints - Winged: USCS United Sprint Car Series CRUSA Modified Sportsman | Postponed |
| 3/6/2021 | Super Bee Speedway - Chatham, LA 3rd Annual USCS Bayou State Sprint Car Nationals Nite #2 360 Sprints - Winged: USCS United Sprint Car Series Dirt Crate Late Models, CRUSA Modified Sportsman | Results | | Max Stambaugh (360 Sprints - Winged) | 3rd | 2nd | - | 5th |
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| 3/7/2021 | Super Bee Speedway - Chatham, LA 360 Sprints - Winged: USCS United Sprint Car Series Dirt Crate Late Models, CRUSA Modified Sportsman | Results | | Max Stambaugh (360 Sprints - Winged) | 4th | 4th | - | 4th |
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| 3/19/2021 | Deep South Speedway - Loxley, AL USCS Gulf Coast Shootout Nite #1 Winter Heat Series Round #11 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Max Stambaugh (360 Sprints - Winged) | 2nd | - | - | 3rd |
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| 3/20/2021 | Deep South Speedway - Loxley, AL USCS Gulf Coast Shootout Nite #1 Winter Heat Series Finale 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Max Stambaugh (360 Sprints - Winged) | 2nd | 3rd | - | 19th (DNF) |
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| 3/27/2021 | Waynesfield Raceway Park - Waynesfield, OH FAST Series 410 Sprints - Winged: FASTonDIRT 410 Sprints - Non-Winged: BOSS Buckeye Outlaw Sprint Series | Results | | Max Stambaugh (410 Sprints - Winged) | 3rd | - | - | 3rd |
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| 4/16/2021 | I-96 Speedway - Lake Odessa, MI Great Lakes Super Sprints - Ice Breaker 360 Sprints - Winged: GLSS-Great Lakes Super Sprints B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Max Stambaugh (360 Sprints - Winged) | 1st | - | - | 4th |
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| 4/17/2021 | Waynesfield Raceway Park - Waynesfield, OH 410 Sprints - Winged: FASTonDIRT | Results | | Max Stambaugh (410 Sprints - Winged) | 1st | - | - | 6th |
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| 4/23/2021 | Ohio Valley Speedway - Parkersburg, WV 'Vapors in the Valley' OVSCA 410 Sprint Car Series Opener 410 Sprints - Winged: OVSCA-Ohio Valley Sprint Car Association DIRTcar Late Models, DIRTcar UMP Modifieds, B Modifieds, Mini Wedge, Sport Compact | Results | | Max Stambaugh (410 Sprints - Winged) | - | - | - | 20th |
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| 4/24/2021 | Wayne County Speedway - Orrville, OH 360 Sprints - Winged: GLSS-Great Lakes Super Sprints | Rain Out |
| 5/1/2021 | Butler Speedway - Quincy, MI 410 Sprints - Winged: SOD-Sprints On Dirt (410s) | Results | | Max Stambaugh (410 Sprints - Winged) | - | - | - | 1st |
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| 5/7/2021 | I-96 Speedway - Lake Odessa, MI 360 Sprints - Winged: ASCS National with GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints with BOSS Buckeye Outlaw Sprint Series | Rain Out |
| 5/8/2021 | I-96 Speedway - Lake Odessa, MI 360 Sprints - Winged: ASCS National with GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints with BOSS Buckeye Outlaw Sprint Series | Results | | Max Stambaugh (360 Sprints - Winged) | 3rd | - | 2nd | 9th |
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| 5/14/2021 | I-96 Speedway - Lake Odessa, MI Mace Thomas Classic - $8,500 to win 410 Sprints - Winged: All Star Circuit of Champions DIRTcar Late Models, Street Stocks | Results | | Max Stambaugh (410 Sprints - Winged) | 7th | - | 5th | - |
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| 5/15/2021 | Butler Speedway - Quincy, MI | Results | | Max Stambaugh (410 Sprints - Winged) | - | - | - | 1st |
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| 5/21/2021 | Tri-City Motor Speedway - Auburn, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints Lightning Sprints: Great Lakes Lightning Sprints DIRTcar Late Models, Factory Stocks, Hobby Stocks, Mini Wedge, Mini Outlaws | Results | | Max Stambaugh (360 Sprints - Winged) | 1st | - | - | 3rd |
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| 5/22/2021 | Butler Speedway - Quincy, MI 410 Sprints - Winged: SOD-Sprints On Dirt (410s) | Results | | Max Stambaugh (410 Sprints - Winged) | 1st | 3rd | - | 3rd |
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| 5/27/2021 | Atomic Speedway - Chillicothe, OH 410 Sprints - Winged: FASTonDIRT | Results | | Max Stambaugh (410 Sprints - Winged) | 2nd | - | - | 18th |
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| 5/29/2021 | Crystal Motor Speedway - Crystal, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Dirt Pro Trucks, Mini Outlaws, Sport Compact | Results | | Max Stambaugh (360 Sprints - Winged) | 1st | - | - | 6th |
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| 6/4/2021 | I-96 Speedway - Lake Odessa, MI Great Lakes Super Sprints 360 Sprints - Winged: GLSS-Great Lakes Super Sprints B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Max Stambaugh (360 Sprints - Winged) | 2nd | - | - | 4th |
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| 6/5/2021 | Butler Speedway - Quincy, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Winged | Results | | Max Stambaugh (360 Sprints - Winged) | 3rd | - | - | 7th | | Max Stambaugh (410 Sprints - Winged) | 1st | - | - | 3rd |
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| 6/11/2021 | Hartford Speedway - Hartford, MI 410 Sprints - Winged: IRA Interstate Racing Association Lightning Sprints: Great Lakes Lightning Sprints Hobby Stocks | Results | | Max Stambaugh (410 Sprints - Winged) | 1st | 3rd | - | 3rd |
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| 6/14/2021 | Wayne County Speedway - Orrville, OH Ohio Sprint Speedweek night #3 $6,000 to win 410 Sprints - Winged: All Star Circuit of Champions | Results | | Max Stambaugh (410 Sprints - Winged) | 10th (DNF) | - | - | - |
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| 6/16/2021 | Waynesfield Raceway Park - Waynesfield, OH Ohio Sprint Speedweek night #5 Rick Ferkel Classic $6,000 to win 360 Sprints - Winged: NRA Sprint Invaders 410 Sprints - Winged: All Star Circuit of Champions | Results | | Max Stambaugh (410 Sprints - Winged) | 8th (DNF) | - | - | - |
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| 6/18/2021 | I-96 Speedway - Lake Odessa, MI Sprints On Dirt / Great Lakes Traditional Sprints 410 Sprints - Winged: SOD-Sprints On Dirt (410s) 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Max Stambaugh (410 Sprints - Winged) | - | - | - | 2nd |
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| 6/26/2021 | Twin Cities Raceway Park - North Vernon, IN 410 Sprints - Winged: FASTonDIRT 305 Sprints - Winged | Results | | Max Stambaugh (410 Sprints - Winged) | 3rd | - | - | 2nd |
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| 7/2/2021 | I-96 Speedway - Lake Odessa, MI Great Lakes Super Sprints 360 Sprints - Winged: GLSS-Great Lakes Super Sprints B Modifieds, Street Stocks | Results | | Max Stambaugh (360 Sprints - Winged) | 3rd | - | - | 1st |
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| 7/3/2021 | Crystal Motor Speedway - Crystal, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Mini Wedge, Sport Compact | Results | | Max Stambaugh (360 Sprints - Winged) | 1st | - | - | 1st |
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| 7/9/2021 | Hartford Speedway - Hartford, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Hobby Stocks, Stock Cars | Results | | Max Stambaugh (360 Sprints - Winged) | 1st | - | - | 6th |
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| 7/10/2021 | Merritt Speedway - Merritt, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints DIRTcar UMP Modifieds, Hobby Stocks, B Modifieds, Mini Wedge, Mini Outlaws | Results | | Max Stambaugh (360 Sprints - Winged) | 2nd | - | - | 3rd |
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| 7/30/2021 | I-96 Speedway - Lake Odessa, MI Wing Fling II 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Winged: FASTonDIRT with SOD-Sprints On Dirt (410s) Street Stocks | Results | | Max Stambaugh (360 Sprints - Winged) | 1st | - | - | 1st | | Max Stambaugh (410 Sprints - Winged) | 1st | - | - | 1st |
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| 7/31/2021 | Fremont Speedway - Fremont, OH 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Winged: FASTonDIRT | Results | | Max Stambaugh (360 Sprints - Winged) | 1st | - | - | 2nd | | Max Stambaugh (410 Sprints - Winged) | 2nd | - | - | 7th |
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| 8/6/2021 | Tri-City Motor Speedway - Auburn, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints | Results | | Max Stambaugh (360 Sprints - Winged) | 2nd | - | - | 2nd |
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| 8/7/2021 | Butler Speedway - Quincy, MI 410 Sprints - Winged: SOD-Sprints On Dirt (410s) Lightning Sprints: Great Lakes Lightning Sprints | Results | | Max Stambaugh (410 Sprints - Winged) | 1st | - | - | 1st |
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| 8/13/2021 | Hartford Speedway - Hartford, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints DIRTcar UMP Modifieds, Hobby Stocks, Stock Cars | Results | | Max Stambaugh (360 Sprints - Winged) | 3rd | - | - | 4th |
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| 8/20/2021 | I-96 Speedway - Lake Odessa, MI $5,000 to win 410 Sprints - Winged: All Star Circuit of Champions B Modifieds, Street Stocks | Results | | Max Stambaugh (410 Sprints - Winged) | 5th | - | - | 6th |
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| 8/21/2021 | Waynesfield Raceway Park - Waynesfield, OH 410 Sprints - Winged: All Star Circuit of Champions with FASTonDIRT 410 Sprints - Non-Winged: BOSS Buckeye Outlaw Sprint Series | Results | | Max Stambaugh (410 Sprints - Winged) | 1st | 4th | - | 18th |
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| 8/28/2021 | Butler Speedway - Quincy, MI | Results | | Max Stambaugh (410 Sprints - Winged) | - | - | - | 1st |
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| 9/3/2021 | Hartford Speedway - Hartford, MI 410 Sprints - Winged: FASTonDIRT DIRTcar UMP Modifieds, Hobby Stocks, Stock Cars | Results | | Max Stambaugh (410 Sprints - Winged) | 3rd | - | - | 1st |
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| 9/10/2021 | Tri-City Motor Speedway - Auburn, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints DIRTcar UMP Modifieds, B Modifieds | Results | | Max Stambaugh (360 Sprints - Winged) | 6th | - | 1st | 6th |
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| 9/11/2021 | Butler Speedway - Quincy, MI 410 Sprints - Winged: SOD-Sprints On Dirt (410s) | Results | | Max Stambaugh (410 Sprints - Winged) | 1st | - | - | 1st |
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| 9/17/2021 | Moler Raceway Park - Williamsburg, OH 410 Sprints - Winged: FASTonDIRT | Results | | Max Stambaugh (410 Sprints - Winged) | 6th | - | - | 8th |
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| 9/18/2021 | Fremont Speedway - Fremont, OH 410 Sprints - Winged: FASTonDIRT 410 Sprints - Non-Winged: BOSS Buckeye Outlaw Sprint Series | Results | | Max Stambaugh (410 Sprints - Winged) | 6th | - | 2nd | 12th |
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| 10/2/2021 | Atomic Speedway - Chillicothe, OH 410 Sprints - Winged: FASTonDIRT | Results | | Max Stambaugh (410 Sprints - Winged) | 4th | - | - | 18th |
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| 10/9/2021 | Fremont Speedway - Fremont, OH Jim and Joanne Ford Classic $10,000 to win 410 Sprints - Winged: All Star Circuit of Champions Sprint Cars | Results | | Max Stambaugh (410 Sprints - Winged) | 5th | - | 4th | 11th |
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