426 big bore love one


6 replies to this topic
  • stef wr426

Posted July 29, 2005 - 01:46 PM

#1

got a 3 year old wr 426f; can not have another bike . need more power to have in reserve, please tell me any thing you know; i think i want one. :applause:

  • jonova

Posted July 29, 2005 - 01:49 PM

#2

bore it to a 444 (2mm over), Hot Cams and some head work. It will fly. :applause:

  • stef wr426

Posted July 29, 2005 - 01:56 PM

#3

where do i get parts ;i would love to fly.

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  • 4Stroke4Life

Posted July 29, 2005 - 03:11 PM

#4

do you know of any kits for the 98-99 YZ400f??? also looking for a little more a$$.i have the decomp. mod. soon pipe and header, but it is due for a piston and rings, would like a bigger one if possible. :applause: :eek:

  • stef wr426

Posted July 31, 2005 - 12:59 PM

#5

really don't know . i need knowledge myself

  • Satch0922

Posted July 31, 2005 - 05:04 PM

#6

this is easy....check with Eric Gorr

http://ericgorr.com/...fourstroke.html

  • NAFLASH

Posted July 31, 2005 - 06:43 PM

#7

these guys make a couple of kits alsoThumper Racing





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