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Old 03-22-2024, 07:06 AM   #29
1crosscut
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Join Date: Feb 2011
Location: Lincoln, Nebraska
Posts: 1,913
Default Re: Deep knocking sound

Quote:
Originally Posted by Dkrahn View Post
OK, when I retarded the timing the knock lessened. I pulled the copper connectors on each plug and no difference. Sounds like I need to drain the oil, pull the pan and look at and "adjusting the main bearing". This will be a new experience. And one I am hoping to only do once.
In my earlier post (#8) I posed several questions in regards to timing being too advanced and possibly causing a knock.

Is this a new problem since you installed the new head?
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