yz400 jetting

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  • Bob_Collier

Posted April 08, 2001 - 12:53 PM


1999 yz400 with hi-tapered headpipe,e-series silencer with 12 disc. need help jetting, plan on racing dirttrack. so will be running wild open alot. would like to take air box off and run straight kn filter if i can find someone to help me set carb. any help would be appreciated.

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