How many hours before new top-end?

3 replies to this topic
  • 99wr400

Posted May 04, 2005 - 09:27 PM


On average, how many hours of riding time does it take to wear out the piston/rings in a WR400. What about the Valves?

  • 99wr400

Posted May 05, 2005 - 05:07 PM


does anyone know?

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  • simon@vic

Posted May 05, 2005 - 05:34 PM



i wouldn't worrie about it unless you have a problem :)

  • Indy_WR450

Posted May 05, 2005 - 07:02 PM


1000 hours or 12,000. miles. :)


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