| | Heat | Dash | B Feature | A Feature |
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| 5/5/2018 | Gillette Thunder Speedway - Gillette, WY Season Opener Hobby Stocks, A Modifieds, Sport Compact, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Marvin Christopherson (WISSOTA Late Model) | 4th | - | - | 5th (DNF) |
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| 5/26/2018 | Gillette Thunder Speedway - Gillette, WY Pack the stand/ Power Wheels Demo/ Pitman Compeetition Hobby Stocks, A Modifieds, Sport Compact, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Marvin Christopherson (WISSOTA Late Model) | 3rd | - | - | 2nd |
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| 7/3/2018 | Casper Speedway - Casper, WY Wissota Late Model Wild West Tour / Bob Schierkolk Memorial Late Model Special Hobby Stocks, Stock Cars, Midwest Modifieds, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model | Results | | Marvin Christopherson (WISSOTA Late Model) | 6th | - | - | 11th (DNF) |
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| 7/4/2018 | Casper Speedway - Casper, WY Wissota Late Model Wild West Tour / Bob Schierkolk Memorial Late Model Special Hobby Stocks, Stock Cars, A Modifieds, Midwest Modifieds, Dwarf, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model | Results | | Marvin Christopherson (WISSOTA Late Model) | 6th | - | - | 8th |
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| 7/7/2018 | Gillette Thunder Speedway - Gillette, WY WISSOTA Wild West Late Model & Midwest Modified Tour Hobby Stocks, Sport Compact, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Marvin Christopherson (WISSOTA Late Model) | 6th | - | - | 15th |
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| 8/17/2018 | Casper Speedway - Casper, WY O'Reilly IMCA A Mod Special Dirt Super Late Models, Hobby Stocks, Stock Cars, A Modifieds, Midwest Modifieds, WISSOTA Midwest Mods, WISSOTA Mod Four | Results | | Marvin Christopherson (Dirt Super Late Models) | 1st | - | - | 1st |
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| 8/25/2018 | Gillette Thunder Speedway - Gillette, WY NAPA Record Supply Season Championships Hobby Stocks, A Modifieds, Sport Compact, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Marvin Christopherson (WISSOTA Late Model) | 5th | - | - | 4th |
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| 8/31/2018 | Gillette Thunder Speedway - Gillette, WY East-West-Clash Hobby Stocks, A Modifieds, Sport Compact, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Marvin Christopherson (WISSOTA Late Model) | 6th | - | - | 13th |
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| 9/1/2018 | Gillette Thunder Speedway - Gillette, WY East-West-Clash Hobby Stocks, A Modifieds, Sport Compact, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Marvin Christopherson (WISSOTA Late Model) | 5th | - | - | 14th |
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| 9/2/2018 | Gillette Thunder Speedway - Gillette, WY East-West-Clash Hobby Stocks, A Modifieds, Sport Compact, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Marvin Christopherson (WISSOTA Late Model) | 5th | - | - | 13th |
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