No. There is no need for a presidential aircraft to ferry an engine because of all the support aircraft that goes with it. The presidential aircraft is also highly maintained and rarely, if ever, suffers maintenance problems while the president is onboard. David R > In a message dated 7/8/2003 3:59:45 PM Pacific Daylight Time, > lafrance@xxxxxxxxxxx writes: > > << Show on Airforce One planes now starting on the History Channel. > >> > > Does it ever carry an extra engine?