hmmmmmmm......... assuming a 125cc, remove valve caps on head, remove lh engine cover so you can spin motor over easily, forget using feeler guages if your amateur just get adjusters to "just" touch valve tips, easy....
im too tired, someone elaborate or point out a thread...... sorry, nash mate super tired!!!
go to bbr motorsport web page and they have a video you can watch. its a c*!t of a job to get right (or my valves or something else is rooted).
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