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| 6/2/2020 | Marshalltown Speedway - Marshalltown, IA Open Test n' Tune Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | - | - | - | - |
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| 6/5/2020 | Marshalltown Speedway - Marshalltown, IA New and Tenetive Season Opener Old Timers Lounge Night Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 1st | - | - | 9th |
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| 6/12/2020 | Marshalltown Speedway - Marshalltown, IA RBF Electric Night $400.00 to win IMCA Hobby Stock Feature Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 7th | - | - | 12th |
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| 6/26/2020 | Marshalltown Speedway - Marshalltown, IA RBF Electric Make Up Features Plus Full Weekly Show Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 5th | - | - | 8th |
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| 7/3/2020 | Marshalltown Speedway - Marshalltown, IA Wolf Seeds Night at the Races Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 3rd | - | - | 8th |
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| 7/10/2020 | Marshalltown Speedway - Marshalltown, IA Williamson Repair Night at the Races Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 2nd | - | - | 19th (DNF) |
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| 7/17/2020 | Marshalltown Speedway - Marshalltown, IA Balmer Racing Night at the Races $1,000.00 to win IMCA Stock Car Feature Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 2nd | - | - | 6th |
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| 7/24/2020 | Marshalltown Speedway - Marshalltown, IA Casey's & Rumors Bar and Grille Salute to Mashalltown Law Enforcement Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 1st | - | - | 6th |
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| 7/31/2020 | Marshalltown Speedway - Marshalltown, IA Triple E Insulator Night at the Races Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 1st | - | - | 4th |
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| 8/7/2020 | Marshalltown Speedway - Marshalltown, IA Shawn's Custom Hay Grinding Night at the Races IMCA Late Model Season Championship Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 5th (DNF) | - | - | 8th |
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| 8/21/2020 | Marshalltown Speedway - Marshalltown, IA KMJ Performance FREE Grandstand plus Speed Shift TV Night at the Races Plus North Iowa Vintage Cars Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 3rd | - | - | 6th |
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| 8/30/2020 | Benton County Speedway - Vinton, IA IMCA SpeedShiftTV Dirt Knights Tour IMCA Modified: IMCA SpeedShiftTV Dirt Knights Tour IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dave Atcher (IMCA Stock Car) | 3rd | - | - | 5th |
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| 9/4/2020 | Marshalltown Speedway - Marshalltown, IA Safelite Auto Glass Showdown at MoTown IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dave Atcher (IMCA Stock Car) | 5th (DNF) | - | - | 19th (DNF) |
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| 9/17/2020 | Marshalltown Speedway - Marshalltown, IA Fast Shafts Dale DeFrance Thursday Night Thunder 500th IMCA Summer Series Late Model Event Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 9th | - | DNS | - |
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| 9/18/2020 | Marshalltown Speedway - Marshalltown, IA 14th Annual World Nationals Presented by Speed Shift TV IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 1st | - | - | 7th |
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| 9/19/2020 | Marshalltown Speedway - Marshalltown, IA 14th Annual World Nationals Presented by Speed Shift TV IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dave Atcher (IMCA Stock Car) | 2nd | - | - | 10th |
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