[img][/img][img][/img]a friend of mine put a supertiger 90 2 stroke in his with a 16/4w prop and flies it just fine. I got a 540 edge for christmas and have a choice of engines i already have 2 strokes, 61 rossi, os and ervine, 1.08 os, & a 4 stroke 91, & 70 os, or buy a supertiger 90 , for the money and 3 year warrenty its hard to beat.what do you guys think.