
The U.S. Air Force has decided to move forward on Raytheon Technologies' [RTX] Pratt & Whitney Engine Core Upgrade (ECU) for the F-35 fighter and end the service's Advanced Engine Transition Program (AETP), which received the Air Force-requested amount of $286 million last year. The Air Force's fiscal 2024 budget requests $245 million for ECU and increases research and development funding for an advanced engine for the Next Generation Air Dominance (NGAD) manned fighter. Such NGAD advanced engine development--Next Generation…