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OS 21XZ-R SPEED NITRO %
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08-16-2012, 07:28 AM
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Grinder
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Quote:
Originally Posted by
howard85may
Help please
Your shimming is ok for 25, or 30% nitro. The low speed needle should be around flush. Everything seems ok.
You may want to check your clutch. That can kill any engines low end.
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Grinder
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