Bell Helicopter Teams with Rolls-Royce for Development of Propulsion System for V-280 Valor and V-247 Vigilant Tiltrotor Aircraft

Bell Helicopter, part of Textron Inc., announced a teaming agreement with Rolls-Royce for the development of an optimized propulsion system

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Sikorsky, Boeing Provide First Look at SB>1 DEFIANT Helicopter Developed for U.S. Army’s JMR-TD Program

Sikorsky and Boeing provided the first look at the SB>1 DEFIANT helicopter the companies have developed for the U.S. Army’s

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