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Rolls-Royce is preparing for a new test campaign of its UltraFan 80 demonstrator, a widebody-sized engine, and is also advancing the design of the smaller UltraFan 30 variant. The UltraFan 30 is expected to arrive in 2028 with a 30,000lbf-thrust capability. Ground testing of the UltraFan 80 is slated to resume later this year.