Fiat 122ci specs: 84 x 90 mm (3.3071 x 3.5433 in) bore and stroke, shared by all 2 versions. Displacement, compression and factory ratings, plus rod ratio.
| Displacement | 122 ci |
|---|---|
| Cylinders | 4 |
| Bore | 3.307" |
| Stroke | 3.543" |
| Compression | 8.1–8.2:1 |
| Advertised power | 102 hp |
| Years | 1979–1982 |
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|---|---|---|---|
| 132 C2 040 | 122 ci | 3.3071" × 3.5433" | 8.1:1 | — |
| 132 C3 031 | 122 ci | 3.3071" × 3.5433" | 8.2:1 | 102 |
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.