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| 4/18/2015 | Skagit Speedway - Burlington, WA 2015 SEASON OPENER! Dwayne Lane Auto Centers Racing Series A Modifieds: Washington Modified Tour 360 Sprints - Winged, 410 Sprints - Winged, Sportsman Sprints, Vintage Modifieds, Hornets | Results | | Derek Roberts (360 Sprints - Winged) | 7th | - | - | 15th |
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| 5/2/2015 | Skagit Speedway - Burlington, WA Summer Thunder Sprint Series presented by Here 2 Wire & Finishline Graphics 360 Sprints - Winged: Summer Thunder Series with Summer Thunder Sprint Series Sprint Cars, Midgets, A Modifieds | Results | | Derek Roberts (360 Sprints - Winged) | 4th | - | - | 8th | | Derek Roberts (Sprint Cars) | 4th | - | - | 8th |
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| 5/16/2015 | Skagit Speedway - Burlington, WA ROUND FIVE Dwayne Lane Auto Centers Racing Series A Modifieds: Washington Modified Tour 360 Sprints - Winged, Sportsman Sprints, Vintage Modifieds, Hornets | Results | | Derek Roberts (360 Sprints - Winged) | 2nd | - | - | 10th |
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| 5/23/2015 | Skagit Speedway - Burlington, WA JOHN CARROLL CLASSIC presented by IRI & HUGE FIREWORKS SHOW! 360 Sprints - Winged, 410 Sprints - Winged, Sportsman Sprints, Hornets | Results | | Derek Roberts (360 Sprints - Winged) | 3rd | - | - | DNS |
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| 6/20/2015 | Skagit Speedway - Burlington, WA ROUND TEN | Dwayne Lane Auto Centers Racing Series| STUNT SHOW 410 Sprints - Winged, Sportsman Sprints, Midgets | Results | | Derek Roberts (Midgets) | 5th | - | - | 9th |
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| 6/25/2015 | Skagit Speedway - Burlington, WA Jim Raper Memorial Dirt Cup 360 Sprints - Winged: ASCS National with Summer Thunder Series, Summer Thunder Sprint Series | Results | | Derek Roberts (360 Sprints - Winged) | 5th | - | 17th (DNF) | - |
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| 6/26/2015 | Skagit Speedway - Burlington, WA Jim Raper Memorial Dirt Cup 360 Sprints - Winged: ASCS National with Summer Thunder Series, Summer Thunder Sprint Series Midgets | Results | | Derek Roberts (360 Sprints - Winged) | 2nd | - | 1st | 18th |
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| 6/27/2015 | Skagit Speedway - Burlington, WA Jim Raper Memorial Dirt Cup 360 Sprints - Winged: ASCS National with Summer Thunder Series, Summer Thunder Sprint Series A Modifieds: Washington Modified Tour Vintage Modifieds | Results | | Derek Roberts (360 Sprints - Winged) | - | - | 8th | - |
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| 7/24/2015 | Skagit Speedway - Burlington, WA BOB'S BURGERS & BREW SUMMER NATIONALS | Preliminary Night 360 Sprints - Winged: Summer Thunder Series with Summer Thunder Sprint Series Hornets | Results | | Derek Roberts (360 Sprints - Winged) | 4th | - | 4th | 17th |
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| 7/25/2015 | Skagit Speedway - Burlington, WA BOB'S BURGERS & BREW SUMMER NATIONALS FINALE 360 Sprints - Winged: Summer Thunder Series with Summer Thunder Sprint Series Midgets, Hornets | Results | | Derek Roberts (360 Sprints - Winged) | - | - | - | 18th |
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