This is a Lionel 7-11628 Imagineering Trestles (4)

Model Number: 87101

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The Trainz SKU for this item is P12312237

MTH 20-2789-3 CP Rail AC4400cw Non-Powered Diesel Engine #9512 ProductID_12377793 This is a Lionel 7-11628Here is an MTH 20 2789 3 CP Rail AC4400cw Non Powered Diesel Engine #9512. From the dawn of dieselization through its first six decades, virtually every American diesel locomotive used DC traction motors. By the early 1990s, however, a series of technological advances allowed designers to tap the inherent superiority of AC traction namely, the ability of an AC motor to start a heavier load than a DC motor, with the same prime mover. The superior