New knock noise

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08-20-2023

Bstoehr

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New knock noise

I zoomed past someone on the highway last night and got a new noise. Any guesses befour I troubleshoot.

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08-21-2023

Georgeandkira

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First thing: Exhaust leak
How many miles on your...what, later 4.0sohc?
Maybe a weird, popped, hissing PCV valve/pipe, or some such.
Something caught in the vibration damper? ...plastic bag in the fan shroud?
The oddest rattle in the world? Do chain tensioner cassettes break under stress?

Last edited by Georgeandkira; 08-21-2023 at 06:45 PM.

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