Thread: Trouble shooting the bicycle engine that won't start
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Old 03-21-2008, 05:57 PM
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Default Re: Trouble shooting the bicycle engine that won't start
Quote:
Originally Posted by dgoria5 View Post
I Checked all the wiring and it seems to be fine. However when i took the spark plug out to see if there was any spark the motor did start to whirr. There was no spark. when i put the plug back in again no whirring noise. could it be a faulty plug? or is it something else llike the CDI or the magneto?

.k., no whirring noise when you put the plug back? Sounds like the clutch is slipping and not turning the engine over.

Also, you said there was no spark. Did you have the plug grounded to the engine when you spun it over?
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