did you put two different cranks together? Generally speaking a stock moped crank can handle 10,000 especialy one with roller brgs. The Yam cranks come balanced at least externally balanced from the factory
did you put two different cranks together? Generally speaking a stock moped crank can handle 10,000 especialy one with roller brgs. The Yam cranks come balanced at least externally balanced from the factory
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