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| 5/27/2018 | Portsmouth Raceway Park - Portsmouth, OH Veteran's Appreciation Night DIRTcar UMP Modifieds, Dirt Late Models, Economy Late Models, Limited Sport Mod | Results | | Eddie Harmon (DIRTcar UMP Modifieds) | 2nd | - | - | 5th |
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| 6/2/2018 | Portsmouth Raceway Park - Portsmouth, OH Complete Racing Program DIRTcar UMP Modifieds, Dirt Late Models, Economy Late Models, Limited Sport Mod | Results | | Eddie Harmon (DIRTcar UMP Modifieds) | 3rd | - | - | 4th |
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| 6/9/2018 | Portsmouth Raceway Park - Portsmouth, OH Cletus Classic (Mods) & Complete Racing Program DIRTcar UMP Modifieds, Dirt Late Models, Economy Late Models, Limited Sport Mod | Results | | Eddie Harmon (DIRTcar UMP Modifieds) | 6th | - | 2nd | 10th |
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| 6/30/2018 | Portsmouth Raceway Park - Portsmouth, OH Independence 50 Dirt Super Late Models: Lucas Oil Late Model Dirt Series DIRTcar UMP Modifieds, Economy Late Models | Results | | Eddie Harmon (DIRTcar UMP Modifieds) | 2nd | - | - | 10th |
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| 8/18/2018 | Portsmouth Raceway Park - Portsmouth, OH 24th Annual Fred Dillow Memorial DIRTcar UMP Modifieds, Dirt Late Models, Economy Late Models, Limited Sport Mod | Results | | Eddie Harmon (DIRTcar UMP Modifieds) | 5th | - | 3rd | - |
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| 10/18/2018 | Portsmouth Raceway Park - Portsmouth, OH 38th Annual DIRT TRACK WORLD CHAMPIONSHIP DIRTcar UMP Modifieds | Results | | Eddie Harmon (DIRTcar UMP Modifieds) | 6th | - | 12th | - |
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