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

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 ...

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 ...

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

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

One approach is making a series of upgrades to the existing Pratt & Whitney-made F135 engine currently powering the F-35 through the Enhanced Engine Program. Another potential path is an entirely ...

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 ...

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 ...

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 ...

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 ...