stock jetting 2001 yz 426


1 reply to this topic
  • fatboyrv

Posted November 18, 2005 - 09:52 PM

#1

what is the stock jetting on a 2001 yz 426

what if i put a t-4 system what should i change it to

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  • YZLEE

Posted November 19, 2005 - 12:23 PM

#2

Main Jet: #162
Pilot Jet: #42
Jet Needle: OBEJP, clip #4
Starter Jet: #72

Here is the shop manual. 2001 YZ 426F Manual Enjoy! :applause:





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