Bore, stroke, displacement and compression for all 7 Pontiac Pontiac 231ci engines. Compare variants side by side.
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|---|---|---|---|
| Ponti 1985 231 110HP | 231 ci | 3.8" × 3.4" | 8.391:1 | 110 |
| Pontiac 231ci · 3.800" × 3.400" · 10.3:1 | 231 ci | 3.8" × 3.4" | 10.3:1 | 165–170 |
| Ponti 1992 231 205HP | 231 ci | 3.8" × 3.4" | 9.8:1 | 205 |
| Pontiac 231ci · 3.800" × 3.400" · 11.8:1 | 231 ci | 3.8" × 3.4" | 11.8:1 | 195–205 |
| Ponti 2001 231 185HP | 231 ci | 3.8" × 3.4" | 11:1 | 185 |
| Pontiac 231ci · 3.800" × 3.400" · 9.4:1 | 231 ci | 3.8" × 3.4" | 9.4:1 | 200 |
| Ponti 2002 231 185HP | 231 ci | 3.8" × 3.4" | 8.5:1 | 185 |