yz timing?



1 reply to this topic
  • ouch1

Posted September 08, 2001 - 06:37 AM

#1

I just yz timed my 99 WR400.Runs great but pops when I let off the throttle at high rpms? Any help would be greatly appreciated!

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  • MN_Kevin

Posted September 08, 2001 - 08:42 AM

#2

on deceleration, the popping is indicative of lean on your fuel screw...

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'99 WZ/YR (you choose!) with ALL YZ mods, de-octopused, DSP Doug Henry airbox w/ velocity stack, FMF PowerBomb header, Stroker SX-1 silencer, SS front brake line, OEM YZ tank, IMS YZ seat.




 
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