| | Heat | Dash | B Feature | A Feature |
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| 3/9/2018 | Beatrice Speedway - Beatrice, NE Beatrice Spring Nationals Hobby Stocks, Stock Cars, A Modifieds, B Modifieds | Results | | Karl Brewer (B Modifieds) | 2nd | - | - | 5th |
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| 3/10/2018 | Beatrice Speedway - Beatrice, NE Beatrice Spring Nationals Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Karl Brewer (B Modifieds) | 10th (DNF) | - | 9th | - |
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| 4/21/2018 | Eagle Raceway - Eagle, NE Ice Breaker 305 Sprints - Winged: IMCA RaceSaver Sprints 360 Sprints - Winged, Stock Cars, A Modifieds, B Modifieds | Results | | Karl Brewer (B Modifieds) | 1st | - | - | 5th |
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| 4/27/2018 | 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 Stock Cars, B Modifieds, Hornets | Results | | Karl Brewer (B Modifieds) | 1st | - | - | 2nd |
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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 | | Karl Brewer (B Modifieds) | 3rd | - | - | 2nd |
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| 5/5/2018 | Park Jefferson International Speedway - Jefferson, SD SLMR-Super Late Models plus IMCA Weekly Racing-Road to the Iron Cup IMCA Sport Mods Dirt Super Late Models: SLMR Late Model Series 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Karl Brewer (B Modifieds) | 2nd | - | - | 6th |
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| 5/26/2018 | Park Jefferson International Speedway - Jefferson, SD 360 Sprints - Winged: Malvern Bank 360 Sprints with Midwest Sprint Touring Series, Nebraska 360 sprints 305 Sprints - Winged: IMCA RaceSaver Sprints Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Karl Brewer (B Modifieds) | 6th | - | - | 3rd |
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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 | | Karl Brewer (B Modifieds) | 2nd | - | - | 3rd |
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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 | | Karl Brewer (B Modifieds) | 1st | - | - | 16th (DNF) |
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| 6/15/2018 | Rapid Speedway - Rock Rapids, IA Weekly Racing Series + Tri State Late Models Dirt Late Models: Tri-State Late Models DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds, Economy Late Models | Results | | Karl Brewer (Dirt Late Models) | 5th | - | - | 9th | | Karl Brewer (Economy Late Models) | - | - | - | - |
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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 | | Karl Brewer (B Modifieds) | 1st | - | - | 2nd |
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| 7/3/2018 | Buena Vista Raceway - Alta, IA North Central Line Service's Kyle Suter Memorial Stock Car Shoot Out-IMCA Weekly Racing Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Karl Brewer (B Modifieds) | 3rd | - | - | 5th |
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| 7/14/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing Kids Night presented by Z98 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Karl Brewer (B Modifieds) | 9th (DNF) | - | - | 3rd |
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| 7/17/2018 | Rapid Speedway - Rock Rapids, IA 3rd Annual Randy Droescher Memorial 360 Sprints - Winged: Midwest Sprint Touring Series Dirt Late Models: Tri-State Late Models DIRTcar Late Models | Results | | Karl Brewer (Dirt Late Models) | 7th (DNF) | - | - | 14th | | Karl Brewer (Economy Late Models) | - | - | - | - |
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| 7/23/2018 | Park Jefferson International Speedway - Jefferson, SD Storm Solution Specialists present IMCA Dirt Knights Modified Tour Invades Park Jefferson Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Karl Brewer (B Modifieds) | 3rd | - | - | 2nd |
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| 7/28/2018 | Park Jefferson International Speedway - Jefferson, SD Fabulous $5 Night by Liberty National Bank-IMCA Weekly Racing-Road to Iron Cup IMCA Stock Cars 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Karl Brewer (B Modifieds) | 2nd | - | - | 2nd |
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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 | | Karl Brewer (B Modifieds) | 8th (DNF) | - | - | 2nd |
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| 8/17/2018 | Boone County Raceway - Albion, NE Championship Night (Fireman & Saftey Crew Night) Hobby Stocks, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Karl Brewer (B Modifieds) | 6th | - | - | 6th |
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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 | | Karl Brewer (Hobby Stocks) | 1st | - | - | 4th | | Karl Brewer (B Modifieds) | 4th | - | - | 2nd |
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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 | | Karl Brewer (Hobby Stocks) | 5th | - | - | 15th (DNF) | | Karl Brewer (B Modifieds) | 2nd | - | - | 2nd |
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| 10/19/2018 | I-80 Speedway - Greenwood, NE Cornhusker Classic Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Karl Brewer (B Modifieds) | 4th | - | - | - |
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| 10/20/2018 | I-80 Speedway - Greenwood, NE Cornhusker Classic Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Karl Brewer (B Modifieds) | - | - | - | 9th |
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