08 yz450f and yz250f jetting


1 reply to this topic
  • Spinner57

Posted March 02, 2009 - 07:19 AM

#1

just wondering about jetting for the new bikes. i have 2 2008' yz250f's just want to see what jetting settings should be at. i ride in minnesota and i am an A rider. i ride in anywhere from 900-1500 ft.

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  • gerbrony450

Posted March 02, 2009 - 08:43 AM

#2

check out the jetting post

http://www.thumperta...ad.php?t=694921

helped me out with my 450





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