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| 4/10/2021 | 81 Speedway - Park City, KS Sooner Late Models/Weekly Points Dirt Super Late Models, Stock Cars, B Modifieds, Street Stocks | Results | | Zach Prather (B Modifieds) | 3rd | - | - | 2nd |
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| 5/1/2021 | 81 Speedway - Park City, KS Weekly Points B Modifieds, Vintage Modifieds, Hornets, USRA B-Mods, USRA Modifieds | Results | | Zach Prather (B Modifieds) | 3rd | - | - | 9th |
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| 5/8/2021 | 81 Speedway - Park City, KS 2020 Hall of Fame Induction/Sooner Late Model/Weekly Points Dirt Super Late Models, Stock Cars, B Modifieds, Street Stocks, IMCA Mod Lite | Results | | Zach Prather (B Modifieds) | 1st | - | - | 10th |
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| 5/22/2021 | 81 Speedway - Park City, KS Champ 360 Sprints - Winged: Oil Capital Racing Series 305 Sprints - Winged, Stock Cars, B Modifieds, Street Stocks | Results | | Zach Prather (B Modifieds) | 3rd | - | - | 16th (DNF) |
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| 5/29/2021 | 81 Speedway - Park City, KS Weekly Points B Modifieds, Hornets, USRA B-Mods, USRA Modifieds | Results | | Zach Prather (B Modifieds) | 1st | - | - | 7th |
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| 6/5/2021 | 81 Speedway - Park City, KS Weekly Points Stock Cars, B Modifieds, USRA B-Mods, USRA Modifieds | Results | | Zach Prather (B Modifieds) | 1st | - | - | 4th |
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| 6/12/2021 | 81 Speedway - Park City, KS Weekly Points Stock Cars, B Modifieds, Hornets, USRA Modifieds, IMCA Mod Lite | Results | | Zach Prather (B Modifieds) | 3rd | - | - | 10th |
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| 7/10/2021 | 81 Speedway - Park City, KS Weekly Points Stock Cars, B Modifieds, Street Stocks, Dirt Late Models, Hornets, IMCA Mod Lite | Results | | Zach Prather (B Modifieds) | 4th | - | - | 13th |
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| 7/15/2021 | SaltCity Racing - Hutchinson, KS 65th Hutchinson Nationals: 305 Sprints, AAA Mod(Rookie/sport mod/IMCA), Super stocks, KS. Antiques 305 Sprints - Winged, B Modifieds, Street Stocks | Results | | Zach Prather (B Modifieds) | 7th | - | - | 16th |
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| 7/16/2021 | SaltCity Racing - Hutchinson, KS 65th Hutchinson Nationals: USAC Non Wing, Late Models, Mods, AAA/Rookie Mods, KAR Non-Winged Sprints: United Sprint League 305 Sprints - Winged, A Modifieds, B Modifieds, Dirt Late Models | Results | | Zach Prather (B Modifieds) | - | - | - | 20th |
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| 7/24/2021 | 81 Speedway - Park City, KS Weekly Points B Modifieds, Hornets, USRA B-Mods, USRA Modifieds, IMCA Mod Lite | Results | | Zach Prather (B Modifieds) | DNS | - | - | 18th (DNF) |
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| 7/31/2021 | 81 Speedway - Park City, KS Weekly Points Stock Cars, B Modifieds, USRA B-Mods, USRA Modifieds, IMCA Mod Lite | Results | | Zach Prather (B Modifieds) | 3rd | - | - | 15th (DNF) |
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| 8/5/2021 | 81 Speedway - Park City, KS 10th Annual USMTS Sunflower State Showdown A Modifieds: USMTS - United States Modified Touring Series Stock Cars, B Modifieds, USRA Modifieds | Results | | Zach Prather (B Modifieds) | 2nd | - | - | 8th |
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| 8/7/2021 | 81 Speedway - Park City, KS Bumper to Bumper-Wix Filters Night/Weekly Points B Modifieds, Hornets, USRA B-Mods, USRA Modifieds | Results | | Zach Prather (B Modifieds) | 3rd | - | - | DNS |
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| 8/21/2021 | 81 Speedway - Park City, KS Wichita's Littlest Heroes Night/Weekly Points B Modifieds, Hornets, USRA B-Mods, USRA Modifieds, IMCA Mod Lite | Results | | Zach Prather (B Modifieds) | - | - | - | - |
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