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Old 06-13-2018, 09:32 PM   #4
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Join Date: May 2013
Location: Oregon
Posts: 267
Re: Best way to find an exhaust manifold leak?

I haven't actually tried this... but I wonder if you could just put a vacuum hose into a container of ATF and watch for smoke. I wouldn't recommend too much ATF at once, but a little won't hurt the engine.
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