RTX's Pratt & Whitney completes F135 Engine Core Upgrade preliminary design review

Earlier this year, the U.S. Department of Defense formally selected the F135 ECU as the only modernization solution for the F-35's propulsion system because it assessed that Pratt & Whitney alone "has the experience, special skills, proprietary technical documentation, software/algorithms, and technical expertise required to furnish the supplies and services." About RTX EAST HARTFORD, Conn., July 15, 2024 /PRNewswire/ -- Pratt & Whitney, an RTX (NYSE: RTX) business, completed the F135 Engine Core Upgrade's ...