For some reason, that brings back fond memories of Flight Simulator Aircraft and Scenery Designer... turning the jet aircraft into a "U-2" with a massive, thin wing w/ winglets and a ridiculously big vertical stabilizer. Oh and 80,000 lbs. of thrust.

Btw, a ZIP of it for emulators:

http://fshistory.simflight.com/fsvault/downloads/msfs4b-asd....