| Chief Designer | John Barnard |
| Assistant Designer | Gordon Kimball |
| Designed In | 1984 |
| Significance of Name | McLaren Project 4, 2nd design (revision C) |
| Active Years | 1986 |
| Cars Entered | 32 |
| Races Contested | 16 |
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| Average Classification | Median: 3, Mean: 3.33 (Standard deviation: 2.01) |
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| Average Qualifying Position | Median: 5, Mean: 5.38 (Standard deviation: 2.45) |
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| Fastest Laps | 2 |
| Average Fastest Lap Position | Median: 5, Mean: 5.35 (Standard deviation: 3.92) |
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| Races Led | 12 |
| Laps Led | 252 |
| Race Distance Led | 1092 km |
| Debut | 1986 Brazilian GP |
| Maiden Win | 1986 San Marino GP |
| Last Race | 1986 Australian GP |
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