Ford Power Stroke 6.7 16.2:1 Specs
Ford Power Stroke 6.7 · 3.850" × 4.252" · 16.2:1 engine specs: 406.9 ci (6.7L), 8-cylinder, 3.8504" bore x 4.252" stroke, 16.2:1 compression.
Dimensions
| Displacement | 406.9 ci / 6.7 L |
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| Bore | 3.8504" |
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| Stroke | 4.252" |
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| Cylinders | 8 |
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| Compression ratio | 16.2:1 |
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| Bore/stroke ratio | 0.906 |
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Construction
| Block material | compacted graphite iron |
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| Head material | aluminum |
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| Valvetrain | OHV |
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| Fuel type | diesel |
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| Advertised HP | 390–500 hp |
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What these numbers mean
| Bore/stroke character | 0.906 — undersquare — stroke exceeds bore, which favours low-end torque |
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| Mean piston speed at 6,000 RPM | 4,252 ft/min — in the range typical of performance street engines |
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| Displacement per cylinder | 50.9 ci |
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| Static compression | 16.2:1 — high enough that pump premium or better is normally required |
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Variants sharing these dimensions (5)
These records share identical bore, stroke, displacement and compression. They differ by model year and factory power rating.
| Year | Advertised HP | Code |
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| — | 390 hp | Scorpion Gen 1 |
| — | 440 hp | Scorpion Gen 2 |
| — | 450 hp | Scorpion Gen 3 |
| — | 475 hp | Scorpion Gen 4, Scorpion Gen 5 |
| — | 500 hp | Scorpion Gen 5 H.O. |
Vehicles (4)
- Ford F-250 Super Duty
- Ford F-350 Super Duty
- Ford F-450 Super Duty
- Ford F-550 Super Duty
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