Quote:
Originally Posted by AleroB888
Ion, I’m not running as much power as your car, but probably have more area under the torque curve.
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Ah yes that makes sense.
Quote:
Originally Posted by AleroB888
I do not make any adjustments in the PCM for the difference in diameter. The speedometer read 106-107 trap speed, when it was actually 101.
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You should, it seems to throw things off with the VSS pulses wrong. When I ran with my drag radials which were quite a bit shorter in diameter than my normal wheels, the car didn't seem to perform as it should, considering a lot of things are dependent on VSS like the shift times.