Howo T12.42-40, Engine
| Engine capacity | 11,596 cm³ |
| Maximum power (range), hp | 421 |
| Maximum torque, N*m (kg*m) at rpm. | 1,820 (186) / 1600 |
| Fuel used | Natural gas |
| Engine type | In-line, 6-cylinder |
| Additional engine information | direct fuel injection |
| Maximum power, hp (kW) at rpm | 421 (310) / 2200 |
| Supercharger | Turbine |
| Valve drive | DOHC |