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| 5/5/2018 | Cedar Lake Speedway - New Richmond, WI 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series A Modifieds, USRA Late Models | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 4th | - | - | 6th |
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| 5/18/2018 | Princeton Speedway - Princeton, MN 16th Annual Billy Anderson Memorial (MPS) 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series Vintage Modifieds: Northern Vintage Stockcar Racers 360 Sprints - Winged, Stock Cars, Winged A-Class, Vintage Full Body Stock Cars, 600cc Modifieds | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 1st | - | - | 10th |
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| 5/26/2018 | Rice Lake Speedway - Rice Lake, WI UMSS winged and Traditional Sprints + Super Stocks, Street Stocks, Pure Stocks 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series 360 Sprints - Winged, WISSOTA Pure Stock, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 8th | - | - | 11th |
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| 5/27/2018 | Eagle Valley Speedway - Jim Falls, WI 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series 360 Sprints - Winged, Winged Sprints, Non-Winged Sprints, Hornets, WISSOTA Midwest Mods, WISSOTA Pure Stock, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 5th | - | - | 9th | | Denny Stordahl (Non-Winged Sprints) | 5th | - | - | 9th |
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| 6/9/2018 | Ogilvie Raceway - Ogilvie, MN Big O Showdown 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series Vintage Modifieds: Northern Vintage Stockcar Racers 360 Sprints - Winged, Winged Sprints, Non-Winged Sprints, Vintage Full Body Stock Cars, WISSOTA Midwest Mods | Results | | Denny Stordahl (360 Sprints - Winged) | - | - | - | - | | Denny Stordahl (360 Sprints - Non-Winged) | 4th | - | - | 9th | | Denny Stordahl (Non-Winged Sprints) | 4th | - | - | 9th |
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| 6/23/2018 | ABC Raceway - Ashland, WI North-South Challenge Round 1 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series Dirt 6-cyl Stock Cars, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 6th | - | - | 7th |
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| 7/6/2018 | Cedar Lake Speedway - New Richmond, WI WoO Weekend 410 Sprints - Winged: World of Outlaws 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 3rd | - | - | 3rd |
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| 7/7/2018 | Cedar Lake Speedway - New Richmond, WI Midwest Power Series 410 Sprints - Winged: World of Outlaws 360 Sprints - Winged | Results | | Denny Stordahl (360 Sprints - Winged) | 6th | - | - | 21st |
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| 7/14/2018 | Cedar Lake Speedway - New Richmond, WI Midwest Power Series/Laursen Classic for Traditional sprints 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series 360 Sprints - Winged, USRA Late Models | Results | | Denny Stordahl (360 Sprints - Winged) | - | - | - | - | | Denny Stordahl (360 Sprints - Non-Winged) | 1st | 6th | - | 20th |
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| 7/28/2018 | Cedar Lake Speedway - New Richmond, WI 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series 360 Sprints - Winged, USRA Late Models | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 3rd | - | - | 7th |
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| 8/25/2018 | Cedar Lake Speedway - New Richmond, WI Traditional Challenge 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series Non Wing Crate Sprints: Wisconsin wingLESS Sprints 360 Sprints - Winged | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 5th | - | - | 15th |
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| 9/8/2018 | Cedar Lake Speedway - New Richmond, WI 410 Sprints - Winged: IRA Interstate Racing Association 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series 360 Sprints - Winged | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 4th | - | - | 7th |
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| 9/13/2018 | Cedar Lake Speedway - New Richmond, WI Legendary 100 Non-point Show 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series Street Stocks, Hornets, Pure Stock, USRA Late Models | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 5th | - | - | 12th |
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| 9/15/2018 | Deer Creek Speedway - Spring Valley, MN 410 Sprints - Winged: IRA Interstate Racing Association 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series 360 Sprints - Winged, Sprint Cars, A Modifieds | Results | | Denny Stordahl (360 Sprints - Non-Winged) | 9th (DNF) | - | - | 10th |
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