| | Heat | Dash | B Feature | A Feature |
|---|
|
|---|
| 2/8/1975 | Plant Field - Tampa, FL | Results | | Greg Leffler (410 Sprints - Non-Winged) | - | - | - | 3rd |
|
| 4/5/1975 | Reading Fairgrounds - Reading, PA 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Greg Leffler (305 Sprints - Non-Winged) | - | - | - | 9th |
|
| 4/13/1975 | Eldora Speedway - Rossburg, OH 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Greg Leffler (305 Sprints - Non-Winged) | - | - | - | 14th |
|
| 5/23/1975 | Indiana State Fairgrounds - Indianapolis, IN 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Greg Leffler (305 Sprints - Non-Winged) | - | - | 4th | 16th |
|
| 6/21/1975 | Eldora Speedway - Rossburg, OH 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Greg Leffler (305 Sprints - Non-Winged) | - | - | - | 12th |
|
| 7/6/1975 | Reading Fairgrounds - Reading, PA 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Greg Leffler (305 Sprints - Non-Winged) | - | - | - | 10th |
|
| 7/12/1975 | Eldora Speedway - Rossburg, OH 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Greg Leffler (305 Sprints - Non-Winged) | - | - | - | 9th |
|
| 8/30/1975 | Minnesota State Fairgrounds - St. Paul, MN | Results | | Greg Leffler (305 Sprints - Non-Winged) | - | - | - | 7th |
|
| 10/5/1975 | Eldora Speedway - Rossburg, OH 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Greg Leffler (305 Sprints - Non-Winged) | - | - | - | 12th |
|
| 11/9/1975 | Reading Fairgrounds - Reading, PA | Results | | Greg Leffler (317 Sprints - Winged) | - | - | - | 14th |
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