Power, innovation and dependability are at the core of the F135, which powers all three variants of the F-35 Lightning II fighter aircraft.

The F135’s 5th  Generation propulsion capabilities provide the warfighters of today and tomorrow the technological edge to fight and win.

How The World’s Most Powerful Fighter Jet Engine Is Made

Sam Eckholm stands in front of an RTX Pratt & Whitney F135 engine

The F135 engine delivers unparalleled value for the taxpayer, providing a generational leap in performance and reliability at an incremental cost over 4th generation engines commensurate with its world-class design attributes, high tech components, and 5th Generation enabling technologies.

Delivering Superior Operational Value, Defined by Its: