you are missing the cdi or ar you sure it is brokken .
only asking this because i thout my AT cdi was broke to . somwhere in Iran .
when i got above 4500 rpm the egnition cut out . it started ok and it run ok . but above 4500 it cuted out . only sometime . i tought about vereything .i megerd everyting whit my multy meter sidestandcontackt,al the leads of the cdi ...everything . i realy thout the cdi was ****ed . in the end it turned out to be the sidestandswitch . it worked ok but above 4500 rpm it faild from the vibations .
so ar you sure it is the cdi , they ar good on the AT