Quote:
Originally Posted by redz 1970 K5
I know the difference between an exhaust leak and a ping... In your opinion, why would a minor exhaust leak cause pinging??
I did snug the bolts back up 2 days after the header install.
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a header leak, and pinging sound the same to me, and the answer to your question would be because of air escaping, my buddy's truck has a bolt brole off on the manifold, and it leaks, and sounds like a ping