wolfeh Posted August 4, 2009 Share Posted August 4, 2009 ok so here is the prob i got a yamaha fzr 400 exup it runs ok starts ok and then pulls away and suddenly wont rev over 2000 rpm if i do get it to rev over 2000 it clears fine, i have checked the exup valve was a bit sticking so sorted tht but still the same prob any help pleaaseee Link to comment Share on other sites More sharing options...
black night Posted August 14, 2009 Share Posted August 14, 2009 i had it with my XJ 600 where it would not rev over 7500 rpm. changed the fule filter and cleaned out the carbs and it was fine Link to comment Share on other sites More sharing options...
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