Claimed HP of a wr450

1 reply to this topic
  • simon@vic

Posted October 27, 2003 - 06:21 PM


what is the claimed and or real HP of a canadain or US 03 or 04 wr450?


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  • yamahasocal450

Posted October 27, 2003 - 06:49 PM


i believe its 46 all unplugged... yz camshaft about 48, holes in airbox with new exhaust about 50 plus, just make sure you hold on :)


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