Lincoln Duratec Hybrid specs: 3.504 x 3.937 in (89 x 100 mm) bore and stroke. Displacement, compression and factory ratings, plus rod ratio.
| Displacement | 152 ci |
|---|---|
| Cylinders | 4 |
| Bore | 3.504" |
| Stroke | 3.937" |
| Compression | 12.3:1 |
| Advertised power | 191 hp |
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|---|---|---|---|
| 25 I4 Hybrid | 152 ci | 3.5039" × 3.937" | 12.3:1 | 191 |
This family is represented by a single engine in the database: 152 ci, 4 cylinders, a 3.5039" × 3.937" bore and stroke.
All are undersquare — stroke larger than bore, favouring torque low in the range.
Each engine page carries rod ratio, mean piston speed, bore/stroke character and cylinder head specs where published, and links into the calculators with its dimensions already filled in.