valves on a 99 yz 400f

3 replies to this topic
  • jsundberg01

Posted July 24, 2005 - 06:03 PM


are the valves titanium or stainless on the 99 four hundreds
i burnt my intakes and am praying that they were still stainless on those earlier models


Posted July 24, 2005 - 06:12 PM


yes they are stainless steel.

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  • jsundberg01

Posted July 24, 2005 - 09:00 PM


sweet deal

  • MattyH

Posted July 25, 2005 - 03:36 AM


NAFLASH is incorrect. i believe the valve material prior to the introduction of the titanium valves was steel not stainless. Kibblewhite makes a stainless steel valve set though.

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