English: A Dem/Val YF120-GE-100 engine in the YF-23 PAV-2 configuration at the National Museum of the U.S. Air Force. The YF-23 prototype is behind the engine. Note the transparent panel covering the front of the engine, showing the unusual inlet guide vanes.
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Captions
YF120-GE-100 at the National Museum of the U.S. Air Force