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gal

high rpm - whats wrong?

5 posts in this topic

my friends wr400 1998 started today to rev on high rpm. its not the chock or cold start cause they r still working well and the throttle cables r fine. its not only high rpm, but the bike sounds like s__t.what could b the problem?

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Possible air leak,

Check for cracks and the clamps on boot between the carb & cylinder.

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I had a similar problem on my old XR600....bike would miss at real high rpm.... stator was bad in my case.

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