Trump wants an F-35 stealth fighter with two engines because he doesn't like single-engine planes. He wants to call this new twin-engine F-35 the F-55. A former F-35 program manager told BI that this ...

PARIS—A key milestone for the Pentagon’s program to upgrade the F-35 engine has been pushed back a year, raising questions about the overall timeline of the effort. The engine upgrade will reach ...

The U.S. Dept. of Defense made a $2.88-billion award to Pratt & Whitney in a modification to a prior contract for manufacturing 141 more F135 engines. Those engines are the power source for the F-35 ...

The $2.8B contract funds 141 F135 engines for U.S. services and allies, securing production, spares, and upgrades through February 2028. Pratt & Whitney has been awarded a major contract, valued at ...

WASHINGTON, June 9 (Reuters) - U.S. President Donald Trump's vision of a new, twin-engine version of Lockheed Martin's F-35 fighter jet may need to be scaled back due to cost and engineering realities ...

A modern jet engine is a complex mechanical wonder. However, these aren't engines that will just roar into action with the turn of a key or the press of a button. Often, turbine engines will need ...

The F-35 Lightning II fighter jet is the most expensive fighter procurement program in modern history. Pratt & Whitney, the engine manufacturer for the F-35 Lightning II stealth fighter jet, recently ...

Lockheed Martin's F-35 stealth fighter is equipped with the world's most powerful fighter engine. It only has one of them, though, and President Donald Trump wants it to have two. That's no small ...