Quote:
Originally Posted by Grizzly
The car was set up to 1.1bar of Boost and it does run 50/50 Meth Water mix but through a 0.6mm Jet by the Throttles and comes on at 0.7 bar, the only thing i can say is the Meth/Water mix is sending it rich maybe? Could it have been set like this to keep it on the rich side so airing on the side of Caution?
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That much meth is going to skew the AFR's, either way though..... low 10's on only pump is too rich
Quote:
Originally Posted by RETed
It was either going to be too much fuel or not enough fuel...
Either or would cause that dip.
Going with the AFR's you mentioned, it sure sounds like too much fuel...
I wouldn't get critical of the AFR's (and also total ignition advance) until you start to get close to maximum torque.
Looking at your graph, it looks to be right under 6k RPM (if that dip wasn't there).
Running in the 10's that far away from peak torque is just way too much fuel, especially when it's on the lower RPM side of the peak.
With the car on the dyno, that's all you really need in terms of "tools."
(I can argue EGT gauge at this point, but most of you are already tired of that.  )
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I'm not.... seriously... too many people don't monitor EGT's or have a single probe in the DP.... worthless...
Quote:
Originally Posted by RETed
Just adjust fuel as long as power keeps going up - simple.
People get too caught up with AFR's, etc. to understand the dynamics of tuning.
-Ted
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That.....
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