Engine maker Pratt & Whitney says it is “ramping” up a programme to perform core engine upgrades on the US Air Force (USAF) fleet of Lockheed Martin F-35 fighters. The Raytheon subsidiary and producer ...
A Pratt & Whitney F135 engine undergoes ground testing at Arnold Air Force Base in Tennessee. (Rick Goodfriend/Air Force) WASHINGTON — The Pentagon is abandoning its efforts to develop a ...
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