USAF Assesses C-130 Engine Upgrade Fuel Savings

The U.S. Air Force has begun flight tests of the upgraded Rolls-Royce T56 on a C-130H, which could help extend the service life of the transport to 2040. Flight tests of the T56 Series 3.5 enhancement package are taking place at Edwards AFB, Calif., using an Air National Guard-operated Lockheed...

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