Free mods jetting

2 replies to this topic
  • bushy

Posted May 23, 2005 - 02:39 AM


Hey guys, I've just performed all the free mods to a 2000 wr400, and was wondering what the jetting should be. I opened up the air box, added a gytr insert in the exhaust, changed the timing to yz, and did the grey wire mod. I'm at sea level. Any recomendations?

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  • Hamish

Posted May 23, 2005 - 03:27 AM


impossible to say. Do a plug chop to work out the MJ, do the neele by feel and the fuel screw by ear

  • o4hondacrf230

Posted May 23, 2005 - 11:15 AM


hmmm, sounds a lot like my bike goin in on sat.......... 48 pilot, 68 air, and 168 main
-ed (i already posted one like 5 below u)


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