Raptorider660R
04-09-2006, 06:24 PM
today i went to look at a 2004 yz125 that i was interested in.and wen the person went to turn the bike on it starts right up then when it idles i heard a knocking/vibrating noise coming from the head of the motor or the left side engine like were the crank is. it sounds like it were a bearing inside the engine that were broken. i went to put my hand on the cylinder and its really shaky like it moves sideways like the rod were movin sideways what do u think it would be the guy said it was normal and thats how he bought it so is that normal?i need some help.