50612 HO EMD SD7 (DC/DCC/Sound): Southern Pacific - Black Widow: #5329 Diesel Locomotive Bachmann_Spring_22 Six boys enjoy a street

Six boys enjoy a street game of hoops

open and closed

It effortlessly operated from aircraft carriers

Printed sign ‘Williams Yard – Repairs and Restoration’

It is possible to reproduce the combined operation of two trains

50612 HO EMD SD7 (DC/DCC/Sound): Southern Pacific - Black Widow: #5329 Diesel Locomotive Bachmann_Spring_22 Six boys enjoy a streetThe SD7 was General Motors Electro Motive Divisions' first foray into 6 axle power. The SD stood for Special Duty, while the 7 was carried over for the 4 axle GP7 series. This new series of locomotives provided extra tractive effort spread and weight distribution across the six axle trucks. Production lasted from May of 1951 to November of 1953. A total of 188 units were built for 17 railroads, from class Is to industrial operations. The SD7 would