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Air Force

Integration Risk of AETP Engine on F-35 Would Require Further Analysis, Program Says

Frank Wolfe

Thursday, May 11th, 2023

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Integration Risk of AETP Engine on F-35 Would Require Further Analysis, Program Says

A U.S. Air Force F-35A Lightning II assigned to the 495th Fighter Squadron takes off during night flying operations at Royal Air Force Lakenheath, England on Aug. 17 last year (U.S. Air Force Photo)

If Congress decides to continue the U.S. Air Force Advanced Engine Transition Program (AETP), integration of an AETP engine on the Lockheed Martin [LMT] F-35 would require further analysis before proceeding, the F-35 Joint Program Office (JPO) suggested. The Air Force's fiscal 2024 budget request cancels the AETP leap-ahead engine effort and provides $245 million for the Raytheon Technologies' [RTX] Pratt & Whitney Engine Core Upgrade (ECU) for the company's F135 engine. The weight of the F135 for the F-35A…

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