iam new to this form and want to say hello. i have made two motorized bicycles in this last month. iam hooked. the first one i had for two weeks sold it and bought another any way my name david and iam having problems with my motorized bicycle iam not getting any spark could someone tell me how i can test the mag i have multimeter but its not accurate to real low ohms. ican turn the motor over with a drill and hold the sprk plug with my hand nothy i just put a new cdi still nothy ican get 1 ac volt from mag turning wit drill w/b wire can some one reply with suggestion iam thinking i need a new mag but not sure.