Carborator ko tuch nahi kerna.na mixr ko.aik bar ker dia to bas byc khatam.jo defualt ki settings ati hai usi per reho.i have experienced rider in my home.he is my brother.he told me when cg125 will cross 25to30 thousand kms of mileage.ur byc will touches to 115 to 118 top speed. But till that u have to do proper tuned and oil changed in that periods.and m agreed.as byc garari inside engine will free to move at any RPM.so thnx to all buddy