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PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Street > 1st test drive. (Motor built by GTOFREEK- Paul Carter)
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Old 05-20-2018, 02:26 PM
DOC DOC is offline
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Exhaust leaks can mimic many different types of sounds/knocks/rattles. Since you have exhaust manifolds it would be nothing to pull one of them off to verify.

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Old 05-20-2018, 03:31 PM
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Squidward Squidward is offline
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Originally Posted by DOC View Post
Exhaust leaks can mimic many different types of sounds/knocks/rattles. Since you have exhaust manifolds it would be nothing to pull one of them off to verify.
I've gone down the rabbit hole over an exhaust leak. I pulled the motor out before I found the soot trails.

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"...ridge reamer and ring compressor? Do they have tools like that?"
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Old 05-23-2018, 07:20 AM
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No witness marks on the inside of the valve cover?

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