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Ford 6.0L Power Stroke specs: 365 ci (6.0L) 8-cylinder, 3.819 x 4.016 in (97 x 102 mm) bore and stroke. Rated 325 hp, 2003–2007. Used in the Ford Super Duty.
The Ford 6.0L Power Stroke is close to square: 3.8189" bore against 4.0157" stroke, within 4.9%, which splits the difference between a high-revving layout and a torque layout. The 4.0157" stroke puts mean piston speed at 4,000 ft/min around 6,000 RPM, which is where a production bottom end is generally considered at its limit. Each of the 8 cylinders displaces 45.6 ci (748 cc).
It is one of 2 engines in the Power Stroke 6.0 family, all of them 365 ci — the differences between them are in compression, heads and rating, not displacement. 5 factory variants share these dimensions, rated at 325 hp across 2003–2007.
| Displacement | 365 ci / 6 L |
|---|---|
| Bore | 3.8189" |
| Stroke | 4.0157" |
| Cylinders | 8 |
| Configuration | V8 |
| Bore/stroke ratio | 0.951 |
| Block material | cast iron |
|---|---|
| Head material | cast iron |
| Valvetrain | OHV |
| Fuel type | diesel |
| Advertised HP | 325 hp |
| Years | 2003–2007 |
| Bore/stroke character | 0.951 — square — bore and stroke are within 5%, a balanced compromise |
|---|---|
| Mean piston speed at 6,000 RPM | 4,016 ft/min — in the range typical of performance street engines |
| Displacement per cylinder | 45.6 ci |
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These records share identical bore, stroke, displacement and compression. They differ by model year and factory power rating.
| Year | Advertised HP | Code |
|---|---|---|
| 2003 | 325 hp | 6.0L Power Stroke |
| 2004 | 325 hp | 6.0L Power Stroke |
| 2005 | 325 hp | 6.0L Power Stroke |
| 2006 | 325 hp | 6.0L Power Stroke |
| 2007 | 325 hp | 6.0L Power Stroke |