aoa guys i have just bought a new cg125 2016 euro2 as its now 2200km i want to tell you about a problem i am having that whenever i am in 2nd gear at 5 or 4 Rpm when i rev the bike from the rpm between 4 and 5 bike makes a missing and then goes good after that it i tuned it first at 1500km and now will do it tune at 3000km it does not do that missing in 1 or 3 or 4th gear only 2nd gear i mean wtf its new but how to solve this please help!!! if some1 can