boxes

My bike bike is eating Cdi boxes.It quit on me last August and in March I got this new(to me) box she fired right up and ran okay for awhile.Then it started doing what it did last year(popping and spitting and dying),then just like last year it just stopped running with no spark.I've tried every...

I have my theory about the stumble when hot issue happens and #1 cause is voltage drop because of extra taxing of electrical voltage dropping and the other is having A/f circuits open too far. As the engine gets hotter the air box being under the faux cover never sees ambient temperature unless...