USAF Chief: New F-35 Engine Development Needed, Even Without Commitment To Buy
![Pratt & Whitney F135 engine](/sites/default/files/styles/crop_freeform/public/2021-07/f135upgrade-prattandwhitney_promo_1.jpeg?itok=E15F8JZg)
Credit: U.S. Air Force
The continued research and development for a possible F-35 engine replacement is needed, even without a commitment to replace the current F135 powerplant, so the U.S. Air Force can keep the option open and the technology evolving, the top service general said Sept. 8. Chief of Staff Gen. Charles Q...
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