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| 5/11/2018 | River Cities Speedway - Grand Forks, ND 2018 Season Opener 410 Sprints - Winged: Northern Outlaw Sprint Association A Modifieds, B Modifieds, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Jason Rethemeier (WISSOTA Street Stock) | 8th (DNF) | - | - | 22nd (DNF) |
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| 5/25/2018 | River Cities Speedway - Grand Forks, ND Premier Racing Series 410 Sprints - Winged: Northern Outlaw Sprint Association A Modifieds, B Modifieds, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Jason Rethemeier (WISSOTA Street Stock) | 5th | - | - | 24th (DNF) |
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| 6/1/2018 | River Cities Speedway - Grand Forks, ND Premier Racing Series 410 Sprints - Winged: Northern Outlaw Sprint Association A Modifieds, B Modifieds, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Jason Rethemeier (WISSOTA Street Stock) | 7th | - | - | 20th |
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| 6/29/2018 | River Cities Speedway - Grand Forks, ND Premier Racing Series-Mid Season Track Championship 410 Sprints - Winged: Northern Outlaw Sprint Association A Modifieds, B Modifieds, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Jason Rethemeier (WISSOTA Street Stock) | 7th (DNF) | - | 8th (DNF) | - |
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| 7/20/2018 | River Cities Speedway - Grand Forks, ND Premier Racing Series-Hall of Fame Night 410 Sprints - Winged: Northern Outlaw Sprint Association A Modifieds, B Modifieds, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Jason Rethemeier (WISSOTA Street Stock) | 6th | - | 5th (DNF) | - |
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| 7/27/2018 | River Cities Speedway - Grand Forks, ND NLRA LAte Models A Modifieds, B Modifieds, Lightning Sprints, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock | Results | | Jason Rethemeier (WISSOTA Street Stock) | 6th | - | 3rd | 20th |
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| 8/24/2018 | River Cities Speedway - Grand Forks, ND Season Track Championship 410 Sprints - Winged: Northern Outlaw Sprint Association A Modifieds, B Modifieds, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Jason Rethemeier (WISSOTA Street Stock) | 7th | - | - | 19th (DNF) |
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| 8/31/2018 | River Cities Speedway - Grand Forks, ND Premier Racing Series & AFCO Qualifier 410 Sprints - Winged: Northern Outlaw Sprint Association A Modifieds, B Modifieds, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Jason Rethemeier (WISSOTA Street Stock) | 4th | - | - | 16th |
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