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crdaug

XR 650r Big Bore??? 700cc plus??

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Does anyone have any info about large big bore kit for the XR 650R? Has any one done the 680 kit or the high compression piston change?

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BWB has done the 680 bore. Do a search. He has written about it several times. There is also a 680 bore kit for sale in the "4 sale" section....

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