help needed

[noona09]

hi guys

have just purchased a atomik 70cc bike and when trying to start it fuel and air blows back out the carbi,people i purchsed the bike of sent a new carbi but made no difference,also very hard to kick with no runon

 

[sean01]

adjust your valve clearances.
search thru the tech forums, there are guides and info

 

[noona09]

thanks

thanks for your help,will have a crack at the clearances

 

[noona09]

adjusted all clearenaces down to a t and success,still spitting fuel and air back out the carbi

 

[noona09]

sorry no success with adjustment