Model Number: 76301

Model Number: 84101

The Trainz SKU for this item is P11552448

Model Number: 5865

The Trainz SKU for this item is P11981003

MTH 20-5583-1 O Pennsylvania P5a Electric Locomotive with Proto-Sound 2.0 #4752 ProductID_11456932 Model Number: 76301This is an MTH 20 5583 1 Pennsylvania P5a Electric Engine With Proto Sound 2. 0. Conceived in 1931, the Pennsy's P5a was intended to be the last step in the search for a mainline "juice jack" that had begun with the FF1 in 1917. A collaboration between General Electric, Westinghouse, and the Pennsy's electrical staff, the design proved to be a winner. Engine crews liked the P5a's because they were smooth, powerful, and cleaner than the K4s Pacifics