I am trying to modifie a chain saw engine its an echo 55cc and the ignition is a little different from the other one i modified before there is a fly wheel with magnet just like other one but also there is a little round piece hook to the ignition its about 1 sqr inch anybody know wath this is ?? can this be an interference problem ? i will try to take some picture thanks ahead !!!

try to get a member of this furom named: flyhi,(amir) he can help u 4 sure!!!!
gadix