Pratt & Whitney F135 conventional take-off and landing engine afterburner on test stand. (Pratt & Whitney) Pratt & Whitney is ahead of schedule on the F135 Engine Core Upgrade (ECU) programme, which ...

Add Yahoo as a preferred source to see more of our stories on Google. The United States Air Force (USAF) has announced a $7 billion cash injection for its prototype next-generation jet engine program.

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Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Air Force's sixth-generation fighter is one step closer to reality, as two proposed engines intended to power the ...

Key milestone reached: Pratt & Whitney and GE have cleared assembly readiness reviews for their adaptive engines, moving toward physical builds. Why it matters: The XA103 and XA102 aim to boost range, ...

Summary: The U.S. Air Force’s Next Generation Air Dominance (NGAD) program has reached a key milestone, with Pratt & Whitney completing a critical assessment of its Next-Generation Adaptive Propulsion ...

EAST HARTFORD, Conn. - Pratt & Whitney, a unit of RTX (NYSE:RTX), completed a digital technical assessment of its XA103 engine for the U.S. Air Force’s Next Generation Adaptive Propulsion program, ...

Pratt & Whitney has checked off the detailed design review in a digital environment for the XA103 prototype engine for a next generation fighter featuring a range-boosting, adaptive bypass system. The ...

EAST HARTFORD, Conn., May 8, 2026 /PRNewswire/ -- Pratt & Whitney, an RTX (NYSE: RTX) business, has completed a fully digital technical assessment of its XA103 engine for the U.S. Air Force's Next ...