Alternate JSF Engine Thrust Beats Target

By Guy Norris
Los Angeles

The intense battle over powering the F-35 Joint Strike Fighter could be heading to new levels following test results that show the General Electric/Rolls-Royce F136 alternate engine has more than 15% thrust margin against specification, significantly exceeding the power of the baseline Pratt & Whitney F135.

The tests at the U.S. Air Force’s Arnold Engineering ...

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