
As the U.S. Air Force awaits congressional action on the service requested $245 million in fiscal 2024 to begin the F135 Engine Core Upgrade (ECU) by Raytheon Technologies' [RTX] Pratt & Whitney, the company is highlighting not only the goals for improved F135 ECU engine performance and cooling compared to the baseline F135, but also the number of jobs involved. Pratt & Whitney wants to field the F135 ECU by 2028 to enable weapon and sensor upgrades in Block 4…