Also a good smooth diff along with finger control makes a world of difference.
Associated T4 ,Tekin RS PRO 7.5 , thunder power 40c 2s 5000mah , 20/84 gears
Jconcepts J82 , mamba max 5700 , thunder power 40c 5000mah , 18/87
RC8.2e , Tekin RX8 1900kv 45C 5000mah , 20/44
Lots of helis and airplanes