| I dont know I have never heard of anything being called a E-4/B Trop or anything like that so I think they were just called E-4/Trops or E-7/Trops or they may have just called them E-4/B's or E-7/B's etc but had the modified air filters. I dont know you guess is as good as mine my friend.
__________________  US Army Blackhawk Crewchief 2000-2006 Classic ww2aircraft.net quotes: fly boy said: "isn't that the first jet bomber? becasue i have flown one in a flight sim before and i know how it handles" "wait what ok who made the b-2 crash come on people that messed up its a b-2" "ah yes the mistel those things are so annoying is games and in real life" | 
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