Next-Gen Single-Aisle Engine Testing Accelerates

Rolls-Royce Clean Aviation’s Heaven research initiative single-aisle version of the UltraFan

Rolls-Royce is evaluating a single-aisle version of the UltraFan geared engine architecture as part of Clean Aviation’s Heaven research initiative.

Credit: Rolls-Royce
While Airbus and Boeing converge on critical propulsion choices for their next-generation single-aisle designs, 2025 promises to be a pivotal year for engine-makers as they vie for pole position in the early stages of the coming power contest. For CFM International joint venture partners GE...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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