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View Full Version : tuning my 550s



V8SpankR
06-22-2003, 05:10 PM
I finally got my 550s in and I need some tips for tuning my WOT.

So far with some initial runs (@17psi) I was still getting about 20 counts of knock above 5500rpm with my O2 volts at .90-.88 with my AFC settings a bit over 20%+ above 5000rpm. It is a hot day and I know the stock IC isn't doing much after a couple hard runs so I'm sure I'll get better results after dark.

My fuel trims are

high:100%
mid:100%
low:106%

I just set things kinda rough so how did I mange 100% on those fuel trims? That's where you want them right?