Identification
Distinguishing features include two stacks in the middle of the hood, a half-height radiator grille, no sand box on the front platform, and no small louvers at the top front corners of the sides of the hood. The predecessor of the NW2 was the NW1. The "N" in NW1 stands for the nine in nine hundred horsepower (670 kW). The "W" in both models stands for welded frame.
Read more about this topic: EMD NW2