Bore, stroke, displacement and compression for all 6 GMC High Feature V6 engines. Compare variants side by side.
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|---|---|---|---|
| High Feature V6 · 3.701" × 3.370" · 10.2:1 | 217 ci | 3.7008" × 3.3701" | 10.2:1 | 257–464 |
| LLT | 217 ci | 3.7008" × 3.3701" | 11.3:1 | 304 |
| LFX | 217 ci | 3.7008" × 3.3701" | 11.5:1 | 323 |
| High Feature V6 · 3.740" × 3.378" · 11.5:1 | 217 ci | 3.7402" × 3.378" | 11.5:1 | 308–335 |
| High Feature V6 · 3.504" × 3.161" · 11.7:1 | 182 ci | 3.5039" × 3.1614" | 11.7:1 | 255–264 |
| LCV | 169 ci | 3.3858" × 3.1614" | 10.2:1 | 250 |