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I had a YZ125, ya gunna have ALOT of fun on that. :twisted: :D Are you going to race?

Not sure I agree with you on this one lemmiwinks, I think that engines should be run in to a degree before you start to thrash them. Bearings etc. do have some slight metal to metal contact because even good bearings are not perfectly smooth when new and they are microscopically polished as part...