The AFRL Advanced Power Technology Office’s High Efficiency Innovative Aviation Diesel Engine is shown here in the Arnold Engineering Development Center T-11 Test Cell. The Graflight engine, developed by Engineered Propulsion Systems, could offer extended range and greater fuel options for military aircraft missions. (AEDC photo)

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Size: 3000px × 4000px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: aedc, afrl, apto, directorate, engine, manufacturing, materials, propulsion, small