| | Heat | Dash | B Feature | A Feature |
|---|
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|---|
| 3/28/2015 | Petaluma Speedway - Petaluma, CA Civil War Sprint Series 360 Sprints - Winged: California Sprint Car Civil War Series Stock Non-Wing | Results | | Roberto Kirby (360 Sprints - Winged) | 5th | - | 4th | 15th |
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| 5/2/2015 | Petaluma Speedway - Petaluma, CA 360 Sprints - Winged, 360 Sprints - Non-Winged | Results | | Roberto Kirby (360 Sprints - Winged) | 2nd | - | - | 9th |
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| 5/16/2015 | Petaluma Speedway - Petaluma, CA 360 Sprints - Winged, 360 Sprints - Non-Winged | Results | | Roberto Kirby (360 Sprints - Winged) | 5th | - | - | 6th |
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| 6/6/2015 | Petaluma Speedway - Petaluma, CA 360 Sprints - Winged, 360 Sprints - Non-Winged | Results | | Roberto Kirby (360 Sprints - Winged) | 5th | - | - | 11th |
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| 6/13/2015 | Petaluma Speedway - Petaluma, CA Midgets: USAC Western States Midgets with BCRA - Bay Cities Racing Association 360 Sprints - Winged | Results | | Roberto Kirby (360 Sprints - Winged) | 7th | - | - | 13th |
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| 6/20/2015 | Petaluma Speedway - Petaluma, CA Civil War Sprint Series 360 Sprints - Winged: California Sprint Car Civil War Series Stock Non-Wing | Results | | Roberto Kirby (360 Sprints - Winged) | 3rd | - | - | 15th |
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| 7/3/2015 | Petaluma Speedway - Petaluma, CA 360 Sprints - Winged, 360 Sprints - Non-Winged | Results | | Roberto Kirby (360 Sprints - Winged) | 4th | - | - | 19th |
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| 7/11/2015 | Petaluma Speedway - Petaluma, CA | Results | | Roberto Kirby (360 Sprints - Winged) | 3rd | - | - | 6th |
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| 8/15/2015 | Petaluma Speedway - Petaluma, CA 360 Sprints - Winged, 360 Sprints - Non-Winged | Results | | Roberto Kirby (360 Sprints - Winged) | 7th | - | - | 9th |
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| 8/22/2015 | Petaluma Speedway - Petaluma, CA | Results | | Roberto Kirby (360 Sprints - Winged) | 4th | - | - | 10th |
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| 9/12/2015 | Petaluma Speedway - Petaluma, CA 360 Sprints - Winged, 360 Sprints - Non-Winged | Results | | Roberto Kirby (360 Sprints - Winged) | 3rd | - | - | 16th |
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| 9/19/2015 | Petaluma Speedway - Petaluma, CA | Results | | Roberto Kirby (360 Sprints - Winged) | 6th | - | - | 10th |
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| 9/26/2015 | Petaluma Speedway - Petaluma, CA Civil War Sprint Series 360 Sprints - Winged: California Sprint Car Civil War Series Stock Non-Wing | Results | | Roberto Kirby (360 Sprints - Winged) | 8th | - | 12th | - |
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