| MPI MP14B | |
| Powertype: | Diesel-electric |
| Builder: | MotivePower |
| Builddate: | 2008 |
| Buildmodel: | MP14B |
| Cylindercount: | I6 (×2) |
| Primemover: | Cummins QSK19C (×2) |
| Enginetype: | Straight-six engine |
| Aspiration: | Turbocharger |
| Poweroutput: | 1400hp |
| Totalproduction: | 7 |
| Operator: | Amtrak |
The MPI MP14B is a low-emissions diesel switcher locomotive built by MotivePower. It is powered by two Cummins QSK19C I6 engines with each one developing 700hp and creating a total power output of 1400hp.[1]
The MPI MP14B is nearly identical to the MPI MP21B except that it has one fewer engine.