Bore, stroke, displacement and compression for all 9 Mercury Duratec engines. Compare variants side by side.
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|---|---|---|---|
| 3 7 Duratec V6 | 227 ci | 3.7598" × 3.4134" | 10.5:1 | 305 |
| 3.7L Duratec | 227 ci | 3.7598" × 3.4134" | 10.3:1 | 270–273 |
| 3 5 Duratec V6 | 213 ci | 3.6417" × 3.4134" | 10.3:1 | 263 |
| 3.0L V6 | 182 ci | 3.5" × 3.2008" | 10:1 | 200 |
| 30 Duratec V6 | 182 ci | 3.5" × 3.2047" | 10:1 | 200 |
| 3.0L Duratec FlexFuel | 182 ci | 3.5" × 3.1969" | 10:1 | 240 |
| 2.5L Duratec | 153 ci | 3.5039" × 3.937" | 9.7:1 | 175 |
| 2.5L I4 | 152 ci | 3.5039" × 3.937" | 9.7:1 | 175 |
| 2.3L Duratec | 140 ci | 3.4449" × 3.7008" | 9.7:1 | 152–153 |