richard556

make sur your licence covers you . year ago the catogery had to be asked for to be added. a moped used to be catorgery p . bike b now i thinke bikes are A witout looking to check

try cleaning magneto

also check sproket size front and rear of chain . you bought this second hand and might be geared to high (smaller rear) for eg. this will kill the power off and not let engine rev. you never know a workshop book might tell you the size of each (teeth) fitted as standad.