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  1. 09 sxf 250 rebuild time....

    General Discussion
    Checked vavles today and have an inlet thats closed up, now bikes done no more than 50 hours from new, already had 1 new piston and going to put in another. still on orignal valves, how much can they stretch before replacing? will mine be ok just for a shim or shall I replace? Also when its...
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