|The Boeing B-47 Stratojet was powered by six general Electric jets and was classed as a long-range Medium Bomber.|
|Military Cargo and Troop Transport duties was the role of the Douglas C-124 Globemaster, with its four Pratt & Whitney radials, which each cranked out some 3800hp.|
|Boeing's KC-97 Stratofreighter was a development of the civilan Stratocruiser.|
The KC-97 could be used in either Transport or Tanker roles.
The big 4 blade props. were driven by Pratt & Whitney radials of 3250hp.