ENGINE ELEMENTS U.S. Air Force Senior Airman Christian Lucero checks the components of an F119-PW-100 jet engine on Holloman Air Force Base, N.M., April 19, 2012. Lucero, an aerospace propulsion engineer, is assigned to the 49th Maintenance Squadron. The F119-PW-100 jet engine is the primary propulsion system for the F-22 Raptor. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 154352-E-NDE25-708.jpg Photo Gallery