E46Fanatics - View Single Post - e 46 engine knock (after oil change to non-synthetic oil) -attached video as well
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Old 12-05-2012, 01:45 PM   #52
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Join Date: Mar 2005
Location: Dallas, TX
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Originally Posted by TerraPhantm View Post
Perhaps in a single instance, but take higher than average temperatures over an extended period, and you've got an oil that probably wouldn't even last the usual 3K miles.

In this case, chances are the non-synthetic was pretty far from the specifications required of the E46.
Higher than average temps aren't going to do it either. You need temps that regular internal combustion engines are incapable of producing in order to destroy conventional oil.
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