| Chief Designer | Gioacchino Colombo |
| Designed In | 1950 |
| Significance of Name | Increment of model 158 (revision M) |
| Active Years | 1951 |
| Cars Entered | 7 |
| Races Contested | 2 |
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| Average Classification | Median: 4, Mean: 3.75 (Standard deviation: 1.92) |
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| Average Qualifying Position | Median: 4, Mean: 4.57 (Standard deviation: 2.92) |
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| Fastest Laps | 1 |
| Average Fastest Lap Position | Median: 1, Mean: 1.00 (Standard deviation: 0.00) |
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| Races Led | 2 |
| Laps Led | 76 |
| Race Distance Led | 480 km |
| Debut | 1951 Italian GP |
| Maiden Win | 1951 Spanish GP |
| Last Race | 1951 Spanish GP |
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