Neil Aukeman, an outside machinist at Arnold Engineering Development Complex, Arnold AFB, Tenn., prepares the General Electric Passport 20 engine, which powers the Bombardier Global 7000 and 8000 business jets, for testing in an altitude engine test cell at AEDC. ( Air Force photo/Rick Goodfriend)

---

Size: 3000px × 2250px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: engine