Bore, stroke, displacement and compression for all 2 Shelby Shelby 428ci engines. Compare variants side by side.
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|---|---|---|---|
| Shelby 428ci · 4.132" × 3.984" · 12.25:1 | 428 ci | 4.132" × 3.984" | 12.25:1 | 390 |
| Shelby 428ci · 4.132" × 3.984" · 11.6:1 | 428 ci | 4.132" × 3.984" | 11.6:1 | 335 |