The U.S. Air Force has chosen to upgrade the fighter jet’s original and current engine – the Pratt & Whitney F135 – rather than develop an entirely new one. The decision, announced as part ...

President Trump’s recent proposal for a new “F-55” fighter, described as a twin-engine “super upgrade” of the F-35, faces ...

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 next ...

The president pitched plans on Thursday for a supercharged version of the F-35 with two engines, which would likely require ...

Pratt & Whitney has been suppling aviation power plants to the world since 1925, including some of the most advanced jet ...

The F-35’s thrust, fuel efficiency, and cooling demands already exceed the F135 engine’s capabilities, and updating it will not support future system requirements. The Adaptive Engine Test ...

On Monday, RTX Corporation‘s (NYSE:RTX) business, Pratt & Whitney, won a contract worth up to $1.3 billion to advance the F135 Engine Core Upgrade (ECU). The contract is expected to boost engine ...

EAST HARTFORD, Conn., March 3, 2025 /PRNewswire/ -- Pratt & Whitney, an RTX (NYSE: RTX) business, announced today that the F135 engine has surpassed one million engine flight hours powering the F ...

Raytheon Technologies Corp. RTX recently announced that its business unit, Pratt & Whitney, is on schedule to complete preliminary design review (PDR) for the F135 Engine Core Upgrade (ECU ...

That’s according to the contract issued by the Department of Defense, which says that 53% of the work on the F135 engine core upgrade will be carried out at Pratt’s home base in East Hartford ...