Roundhouse 3315 HO Scale EMD F7A Union Pacific UP 1473 DC RC Drag Racing they were the biggest steam

they were the biggest steam locos ever purchased

the famed Alco PA and PB join the WalthersProto family of HO diesel power

with the permission of the War Production Board

WideMaxx® Suspension

TRX-4 (requires #8028 power supply)

Roundhouse 3315 HO Scale EMD F7A Union Pacific UP 1473 DC RC Drag Racing they were the biggest steamRoundhouse 3315 HO Scale EMD F7A Union Pacific UP 1473 DC The EMD F7 was a 1,500 horsepower Diesel electric locomotive produced between February 1949 and December 1953 by the Electro Motive Division of General Motors (EMD) and General Motors Diesel (GMD). Many F7s remained in service for decades, as railroads found them economical to operate and maintain. The Santa Fe railroad operated an extensive amount of EMD F7 diesel locomotives, many painted in