Werid Noise please helpp

3 replies to this topic
  • YamahaYZ426F

Posted May 11, 2007 - 12:39 PM


My yz426f idiling the enigine sounds very werid http://s111.photobuc...eorVideo041.flv tell me what you think please.

  • bobert14

Posted May 11, 2007 - 12:46 PM


something sounds loose . i would take it into the closest Yamaha dealer . see what they think .
and does the bike still ride fine

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  • YamahaYZ426F

Posted May 11, 2007 - 12:48 PM


yeah rides great i been riding it this way for like a year and no power loss or anything .

  • grayracer513

Posted May 11, 2007 - 03:23 PM


Valve clearance or timing chain is what it sounds most like, although if it's a 2000, it could also be a loose primary drive gear bolt and a beat up balancer drive gear key.

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