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Looking for the 'like' button
Thanking you 1project2many

Thanks for the info, rang-a-stang.
Whilst having a think about it, another thing I remembered was that you're most likely to get knock at max torque, and I've seen that in my logging.
Seems I can...

Pardon for butting in, but I've just started playing with tuning LS1, and spark seems harder to tune than fuel, at the moment.
Dave W, would it be fair to say that having the tune take timing out...

Only a newbie, but I know the frequency of the knock 'sound' is related to bore size, and computer input is electronically filtered to listen to that particular frequency for knock detection.
I'll...