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Originally Posted by Ericdd
any opinions????
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Let me repeat that you need to test your car's A/R ratio using a real UEGO or Horiba wideband O2 sensor, not one of those autometer, haltech, MSD or other cheap meter that uses a stock type O2 sensor or the factory sensor.
You cant trust the dynojet wideband either, that sucker is way off. Any of the stick up the tail pipe units is suspect as well as I think there is a lot of dilution that far back on the exhaust.
AEM has a cheap wide band that uses a DMM as the readout. It works quite well and is cheap.
Mike
