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| 4/28/2018 | Park Jefferson International Speedway - Jefferson, SD South Dakota Sprint Car Nationals 360 Sprints - Winged: Malvern Bank 360 Sprints with Midwest Sprint Touring Series, Nebraska 360 sprints 305 Sprints - Winged: IMCA RaceSaver Sprints Hobby Stocks, A Modifieds, B Modifieds | Results | | Adam Lee (Hobby Stocks) | 3rd | - | - | 20th |
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| 5/25/2018 | Crawford County Speedway - Denison, IA Ahrenholtz Construction Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Adam Lee (Hobby Stocks) | 7th | - | - | 9th |
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| 6/2/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing-Road to the Iron Cup IMCA Hobby Stocks 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Adam Lee (Hobby Stocks) | 2nd | - | - | 12th |
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| 6/9/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing plus Neb Mod Lites (No IMCA Sprint Cars-Jackson Natl) Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Adam Lee (Hobby Stocks) | 8th (DNF) | - | - | 9th |
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| 6/30/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing plus LMSS and Road To Iron Cup Sport Modifieds sponsored by Turner Plumbing 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Hornets | Results | | Adam Lee (Hobby Stocks) | 4th | - | - | 7th |
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| 8/11/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing Season Championship plus Nebraska Mod Lites (No IMCA Sprint Cars Knoxville Natl)) Modified Midgets, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Adam Lee (Hobby Stocks) | 6th | - | - | 14th (DNF) |
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| 9/3/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals IMCA Late Models: Deery Brothers Summer Series Hobby Stocks, B Modifieds | Results | | Adam Lee (Hobby Stocks) | 2nd | - | - | 23rd |
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| 9/4/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals Hobby Stocks, B Modifieds, Vintage Modifieds, Generic 1, Sport Compact | Results | | Adam Lee (Hobby Stocks) | 3rd | - | 2nd | - |
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| 9/14/2018 | Park Jefferson International Speedway - Jefferson, SD Opening Night-5th Annual Iron Cup presented by J&J Fitting 305 Sprints - Winged: IMCA RaceSaver Sprints Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Adam Lee (Hobby Stocks) | 6th | - | - | 17th |
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| 9/15/2018 | Park Jefferson International Speedway - Jefferson, SD I State Truck Centers Championship Night-5th Annual Iron Cup presented by J&J Fitting 305 Sprints - Winged: IMCA RaceSaver Sprints Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Adam Lee (Hobby Stocks) | 7th | - | - | 13th |
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| 9/21/2018 | Beatrice Speedway - Beatrice, NE Septemberfest Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Adam Lee (Hobby Stocks) | 8th | - | 9th | - |
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| 9/22/2018 | Beatrice Speedway - Beatrice, NE Septemberfest Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Adam Lee (Hobby Stocks) | 4th | - | - | 19th |
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