Kato 37-01F HO gauge EMD SD40 diesel loco Union Pacific livery - no.3054

This really nice HO gauge loco by Kato is 37-01F an HO gauge EMD SD40 in Union Pacific livery. It has running number 3054. 1,268 locomotives were built between 1966 and 1972. In 1972, an improved version with new electronics was developed and marketed as a new locomotive, the SD40-2.