Ko da yake da yawa F-4S sanye take da -10A engine bambance-bambancen da ya yi amfani da wani smokeless combustor, wannan ya fara warware a kan F-4S. The F-4 ta babbar rauni, kamar yadda aka farko tsara, shi ne rashin wani ciki cannon. ga wani ɗan gajeren lokaci, rukunan da aka gudanar da cewa juya fada zai zama ba zai yiwu ba a supersonic gudu da kuma kadan kokarin da aka yi don koyar da matukan jirgi iska fada maneuvering. A gaskiya, engagements da sauri ya zama subsonic, kamar yadda matukan jirgi zai rage gudu a cikin wani kokarin samun baya da abokan adawar. Bugu da ƙari, da gwada sabon zafi-neman da kuma zafi-guiding bindigogi a lokacin da aka bayar da rahoton a matsayin m unreliable da kuma sau da yawa sanye take da mahara matukan jirgi da suka yi amfani da wani smokeless combustor.
a kan wutsiyar jirgin sama na abokan gaba