Model Number: 81542

The Trainz SKU for this item is P11438253

What made these engines unique was the retention of the MoPac Font style spelling out Union Pacific on the engine sides

The Trainz SKU for this item is P11458182

Walthers 920-49526 HO Southern FP7 Diesel Locomotive Standard DC #6139 ProductID_12319341 Model Number: 81542This is a Walthers 920 49526 HO Southern FP7 Diesel Locomotive Standard DC #6139. Providing enough steam to power train heat and some air conditioning systems on postwar trains taxed the standard water supply of EMD F units set up for passenger service, prompting EMD to rollout the new FP7 in 1949. Though outwardly similar, FP7s were actually four feet longer to accommodate bigger water tanks with a capacity of 950 US gallons. Standard passenger power