| | Heat | Dash | B Feature | A Feature |
|---|
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|---|
| 3/27/2015 | RPM Speedway - Crandall, TX | Results | | Mark Klis Jr (305 Sprints - Winged) | - | - | - | - |
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| 4/3/2015 | Boyd Raceway - Boyd, TX 305 Sprints - Winged: Sprint Series of Texas | Results | | Mark Klis Jr (305 Sprints - Winged) | 1st | 3rd | - | 4th |
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| 5/2/2015 | Abilene Speedway - Abilene, TX 305 Sprints - Winged: Sprint Series of Texas | Results | | Mark Klis Jr (305 Sprints - Winged) | 7th | - | 2nd | 14th |
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| 5/23/2015 | Gator Motorplex - Willis, TX 305 Sprints - Winged: Southern United Sprint Series | Results | | Mark Klis Jr (305 Sprints - Winged) | - | - | - | 10th |
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| 5/24/2015 | Heart O' Texas Speedway - Waco, TX 305 Sprints - Winged: Sprint Series of Texas | Rain Out |
| 6/6/2015 | Rocket Raceway Park - Petty, TX 305 Sprints - Winged: Sprint Series of Texas | Results | | Mark Klis Jr (305 Sprints - Winged) | 7th | - | 3rd | 14th |
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| 6/20/2015 | Cotton Bowl Speedway - Paige, TX 305 Sprints - Winged: Sprint Series of Texas | Rain Out |
| 6/20/2015 | Hunt County Raceway - Greenville, TX | Results | | Mark Klis Jr (305 Sprints - Winged) | - | - | - | 9th |
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| 7/4/2015 | Gator Motorplex - Willis, TX 305 Sprints - Winged: Southern United Sprint Series Restricted 'A' Class: POWRi Lonestar 600 Restrictor's Stock Non-Wing: POWRi Lonestar 600's Non Wing Junior Sprints: POWRi Lonestar 600's Jr Sprint's | Results | | Mark Klis Jr (305 Sprints - Winged) | - | - | - | 10th |
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| 7/11/2015 | Abilene Speedway - Abilene, TX 305 Sprints - Winged: Sprint Series of Texas | Rain Out |
| 7/17/2015 | Mountain Creek Speedway - Grand Prairie, TX | Results | | Mark Klis Jr (305 Sprints - Winged) | - | - | - | 10th |
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| 7/18/2015 | Hunt County Raceway - Greenville, TX | Results | | Mark Klis Jr (305 Sprints - Winged) | - | - | - | 6th |
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| 7/24/2015 | Southern Oklahoma Speedway - Ardmore, OK 305 Sprints - Winged: Sprint Series of Texas Champ 360 Sprints - Winged: Oil Capital Racing Series Economy Sprints - Non Winged | Results | | Mark Klis Jr (305 Sprints - Winged) | 2nd | - | - | 19th |
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| 7/25/2015 | 281 Speedway by C&S Promotions - Stephenville, TX 305 Sprints - Winged: Sprint Series of Texas Hobby Stocks, Stock Cars, A Modifieds, Winged Outlaw, Restricted 'A' Class, Stock Non-Wing, B Modifieds, Hornets | Results | | Mark Klis Jr (305 Sprints - Winged) | 3rd | - | - | 9th |
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| 8/7/2015 | Boyd Raceway - Boyd, TX 305 Sprints - Winged: Sprint Series of Texas | Results | | Mark Klis Jr (305 Sprints - Winged) | 5th | - | 3rd | 17th |
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| 8/8/2015 | Abilene Speedway - Abilene, TX 305 Sprints - Winged: Sprint Series of Texas | Results | | Mark Klis Jr (305 Sprints - Winged) | 4th | - | - | 13th |
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| 8/14/2015 | RPM Speedway - Crandall, TX | Results | | Mark Klis Jr (305 Sprints - Winged) | - | - | - | 10th |
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| 8/22/2015 | Southern Oklahoma Speedway - Ardmore, OK 305 Sprints - Winged: Sprint Series of Texas | Results | | Mark Klis Jr (305 Sprints - Winged) | 2nd | - | - | 8th |
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| 9/18/2015 | Mountain Creek Speedway - Grand Prairie, TX 305 Sprints - Winged: Sprint Series of Texas Restricted 'A' Class | Results | | Mark Klis Jr (305 Sprints - Winged) | 4th | - | - | - |
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