This is an MRC AH900 O Scale AC Walkaround For Dual Power AC O27

42907) that you can use to replace the rear truck/coupler on a variety of rolling stock

a motor and operating couplers

The Trainz SKU for this item is P12345662

MTH 20-2949-1 O CSX Dash-8 Narrow Nose Diesel Engine #7545 w/PS2 ProductID_12269109 This is an MRC AH900This is an MTH 20 2949 1 O CSX Dash 8 Narrow Nose Diesel Engine #7545 w PS2. In the late 1980s, as General Electric and General Motors' Electro Motive Division engaged in heated competition (that continues today) for market share in the high horsepower category, GE announced its Dash 8 line of diesel locomotives. Although the first demonstrator version had only 3,200 hp, most of the Dash 8's had 4,000 hp when delivered and were therefore designated