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Knock Retard Question

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Old 02-26-2006, 10:21 AM
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Default Knock Retard Question

Hey guys im fairly new to tuning, I have an LT1 and i just got LT1 edit. I was wondering if a WOT is it normal to see as much as 5 degrees of timing taken out? I got rid of some of it with race gas, and i still think some of it could be fake also.. I have an exhaust leak/header leak (i dont know if that would do anything to the knock sensor) and i have an exhaust pipe rattling a little bit. Any suggestions?
Old 02-27-2006, 08:40 AM
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No knock retard is good. Fix the exhaust leak, and start tuning from there. Pull a few degrees of timing from the tune if you have to. If changing gas etc... is making it pull less timing, then it seems to be real knock to me.
Old 02-27-2006, 09:35 AM
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If you put straight 100 octane unleaded in the tank (not a mix) and you still see knock, then it's probably false.




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