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Old 11-03-2015, 09:46 PM   #5
r0llinlacs
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Re: Leak down test, leaking through intake

Quote:
Originally Posted by maxwedge View Post
40% is close to a dead cylinder, I would dribble some seafoam into the intake port down around the valve, turn the engine over by hand just enough to crack the valve open. Let the stuff work for 24 hrs. Should soften up the carbon,worth a try.
Great idea! I'll definitely try that. I'll have to pull the valve spring since the rocker arm assembly isn't attached.
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