U.S. Navy, Air Force Develop Cost-Saving CFM56 Mod
With a new modification, CFM56s powering U.S. Air Force KC-135Rs and U.S. Navy E-6Bs will burn less fuel and require less maintenance than the older CFM56-2s currently powering the aircraft.  (Photo: Chris Pocock)
With a new modification, CFM56s powering U.S. Air Force KC-135Rs and U.S. Navy E-6Bs will burn less fuel and require less maintenance than the older CFM56-2s currently powering the aircraft. (Photo: Chris Pocock)