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chrs1961815 · 06-23-2021, 06:12 PM

UPDATE:
Ran the engine with a modified valve cover that has the top half cut off to see what the valves are doing. One of the valves on cylinder #3 is sticky and was closing hard. Time to pull the head and take it apart.

06-23-2021, 06:12 PM	#15
chrs1961815 Senior Member Join Date: Jul 2018 Location: Spring Grove, Illinois Posts: 1,371	Re: Mystery Engine Knock UPDATE: Ran the engine with a modified valve cover that has the top half cut off to see what the valves are doing. One of the valves on cylinder #3 is sticky and was closing hard. Time to pull the head and take it apart. __________________ "The more things change, the more they stay the same."