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Old 02-25-2008, 07:19 PM
tomj76 tomj76 is offline
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Re: Help me pin point this rought idle...!

It might be time to go back to basics, meaning ye ol' timing light and vacuum gage. You can tell a lot from these tests. If the backfire is coming from timing or a mechanical problem, or a vacuum leak, you'll see it with these checks.
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