Cam chain specs for 1998 WR400?

2 replies to this topic
  • green1181

Posted January 14, 2014 - 06:16 PM


Time to do the top end on my WR400 and since we can get D.I.D cam chains at work I was wondering if anyone knows the size/type? I think it is 120 links but not sure if it is a 3x4 plate or a 4x5 plate. Any help would be great :)


I can pick between the following chains:


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  • jojo1224

Posted January 14, 2014 - 07:41 PM


I looked it up in the pro-x catalog and for the YZ/WR400/426 the pro-x part #31.2419 crosses over to 92RH2010 -120M Borg Warner

  • grayracer513

Posted January 15, 2014 - 08:57 AM


Both Yamaha and Pro-X chains are sourced from Borg-Warner Japan, and as far as I can determine, there's no difference between the two. 


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