Originally Posted by kschu
hi guys, need help here...anyone ever use lrp sphere competition 2007 with 3.5r or 4.0r ??
i heard using 3.5r will cause d esc to burn out ???
which is the final ratio you used ?
I ran LRP 3.5. X11 in a 1/8 trak at 7,0 final ratio without any problem.