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      02-20-2011, 11:28 PM   #60
Joshboody
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Drives: pickemuptruck
Join Date: Jul 2009
Location: Phoenix, AZ

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Quote:
Originally Posted by vasillalov View Post
Dude, if an engine is really knocking you will actually feel it. Retarding the timing is one thing, engine knock is completely different.

Yes, in Chicago, in the summer we get easily 90+ degrees and very high humidity because of the lake. Yes, I can confirm that the car feels neutered and less powerful, but the power delivery is still butter smooth.

If you have a seriously knocking engine, then you will feel this right away.
not saying its due to knock, but retarded timing. lower timing curve in general. if the dme didn't retard timing due to a certain signal from the knock sensors, then we would definetly hear the engine knocking... but the retard happens as soon as there's evidence of knock. and this happens over and over
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