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Old 03-27-2007   #7 (permalink)
Rhinoman
Water Injection Newb
 
Join Date: Mar 2007
Posts: 2
Default Re: Compression Ratio Normally Aspirated

The switch on the knock sensor? I leave the knock sensor on day to day, but if I'm running it hard (or going to) I turn the sensor off. I find that it retards the timing excessively, and starts to do it at the incipient knock point. (TPI cars were notorious for detonation, and I think they went a little too conservative with the sensor). It drives me nuts when it backs the timing off to the point that I don't have the power I need (or want).
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