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At idle when int has dropped to 70-80 HC 281 PPM CO .44% CO2 14.5% O2 1.6%

At idle when goes back to open loop HC 656 PPM CO 4.01% CO2 12.9% O2 .5%

At 2500 rpm HC 80 PPM CO .74% CO2 14.8% O2 .8% ... Login to read more.