Blown top end? 4 stroke

[jvober1]

i have a klx125 i need serious help from who ever can give it please watch my video i made so that someone can help me i think i blew my top end but not sure. my video is on youtube and this sight wont let me post a link so type in blown top end and the video is of a green klx125 thanks

 

[Patman]

What makes you think there is a problem?

 

[_JOE_]

Sounds like the piston is hitting something. Time to pull the head.