put a k star on my tomos,ran a 15/15,65 jet ,homoet pipe.41.gps.4stoking.went in today and case matched and a few other things.got 46.4 on gps still cut out on top,plug chop brown,no big deal,i was happy!then it locked up,tore down the motor the tip of one of the clips had broken off disrtoyed the piston and damaged the cylinder.what was left of the clip was still in its proper place.so back to stock.(still get low 40mph)anyone else have a clip fail?