| Technical Director | Robin Herd |
| Chief Designer | John Gentry |
| Based on | Penske PC4 |
| Designed In | 1978 |
| Significance of Name | Herd and Schmidt, 1st design |
| Active Years | 1978 |
| Cars Entered | 30 |
| Races Contested | 16 |
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| Average Classification | Median: 11, Mean: 11.45 (Standard deviation: 2.64) |
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| Average Qualifying Position | Median: 23, Mean: 22.43 (Standard deviation: 5.30) |
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| Fastest Laps | 0 |
| Average Fastest Lap Position | Median: 19.5, Mean: 19.00 (Standard deviation: 3.10) |
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| Races Led | 0 |
| Debut | 1978 Argentine GP |
| Last Race | 1978 Canadian GP |
| Drivers' Championship | |
| Constructors' Championship | |
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