Include non-championship races
| Technical Director | Mauro Forghieri |
| Designed In | 1966 |
| Significance of Name | 3 litres, 12 cylinders |
| Active Years | 1966 - 1968 |
| Cars Entered | 52 |
| Races Contested | 28 |
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| Average Classification | Median: 4, Mean: 4.26 (Standard deviation: 2.37) |
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| Average Qualifying Position | Median: 5, Mean: 6.04 (Standard deviation: 4.65) |
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| Fastest Laps | 3 |
| Average Fastest Lap Position | Median: 1.5, Mean: 3.17 (Standard deviation: 2.79) |
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| Races Led | 12 |
| Laps Led | 314 |
| Race Distance Led | 1704 km |
| Debut | 1966 Monaco GP |
| Maiden Win | 1966 Belgian GP |
| Last Race | 1968 Mexican GP |
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