 The CH-53K will use General Electric T408 (GE38-1B) engines rated at each and will be able to fly faster than its CH-53E predecessor.It will feature a new digital glass cockpit with fly-by-wire controls and haptic feedback, HUMS, a new elastomeric hub system, and composite rotor blades to improve "hot and high" performance.The split torque gearbox with quill shafts started development around 2007.