Bore, stroke, displacement and compression for all 2 Ram Cummins ISB engines. Compare variants side by side.
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|---|---|---|---|
| Cummins ISB · 4.213" × 4.882" · 17.3:1 | 408 ci | 4.2126" × 4.8819" | 17.3:1 | 350–370 |
| 67 Cummins ISB HO | 408 ci | 4.2126" × 4.8819" | 16.2:1 | 400 |