| | Heat | Dash | B Feature | A Feature |
|---|
|
|---|
| 2/1/1978 | Golden Gate Speedway - Tampa, FL | Results | | Mack McClellan (410 Sprints - Non-Winged) | - | - | - | 21st |
|
| 2/11/1978 | Golden Gate Speedway - Tampa, FL | Results | | Mack McClellan (410 Sprints - Non-Winged) | - | - | - | 19th |
|
| 4/22/1978 | Reading Fairgrounds - Reading, PA 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Mack McClellan (305 Sprints - Non-Winged) | - | - | 12th | - |
|
| 4/30/1978 | Sandusky Speedway - Sandusky, OH 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Mack McClellan (305 Sprints - Non-Winged) | - | - | - | 14th |
|
| 5/5/1978 | Tri-State Speedway - Haubstadt, IN Midgets: USAC National Midgets | Results | | Mack McClellan (Midgets) | - | - | - | 8th |
|
| 5/26/1978 | Indiana State Fairgrounds - Indianapolis, IN 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Mack McClellan (305 Sprints - Non-Winged) | - | - | - | 10th |
|
| 6/17/1978 | Eldora Speedway - Rossburg, OH 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Mack McClellan (305 Sprints - Non-Winged) | - | - | - | 13th |
|
| 6/30/1978 | Wayne County Speedway - Orrville, OH 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Mack McClellan (305 Sprints - Non-Winged) | - | - | - | 15th |
|
| 7/4/1978 | Reading Fairgrounds - Reading, PA Midgets: USAC National Midgets 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Mack McClellan (305 Sprints - Non-Winged) | - | - | 12th | - |
|
| 8/6/1978 | Sandusky Speedway - Sandusky, OH 410 Sprints - Non-Winged: USAC National Sprint Cars 305 Sprints - Non-Winged | Results | | Mack McClellan (305 Sprints - Non-Winged) | - | - | 1st | 12th |
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