GMC LL8, Engine
| Engine capacity | 4,157 cm³ |
| Maximum power (range), hp | 273 - 295 |
| Maximum torque, N*m (kg*m) at rpm. | 373 (38) / 4600 |
| Fuel used | Gasoline AI-95 |
| Fuel consumption, l/100 km | 13 |
| Engine type | In-line, 6-cylinder |
| Maximum power, hp (kW) at rpm | 273 (201) / 6000 |
| Compression Ratio (Range) | 10.3 |
| Cylinder diameter (range), mm | 93 |
| Piston stroke (range), mm | 102 |
| Number of valves per cylinder (range) | 4 |