Thread: RB-Designs carb mod or PowerNow?
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Old 01-22-2009, 11:53 AM
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GMP GMP is offline
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Paul, I'm sure the carb has a lot to do with it, but my '07 250 also revs out higher than either my '00 or '03. I know the pipe and CDI map are different, and I'd bet the porting has been tweaked over the years as well.
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