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Old 07-16-2010, 03:05 PM
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I think a valve mightbe sticking open

My chevy 350 sounds like it's missing a cylinder, so i took the valve covers off after replacing the spark plugs and it looks like the Cyl #1 exhaust valve itn't closing all the way, but i don't know for sure. any way to check without pulling the head?

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Old 07-16-2010, 03:30 PM
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bring the piston up to tdc.install fitting and do a cylinder leak down test, but in your case,a valve leak test, if shes bent she'll leak perdy good
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