Harley Davidson Forums - lowest AFR at idle

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HDSAE60

05-07-2016 06:46 PM

lowest AFR at idle

How low could the AFR be set at idle without washing down the cylinders?

TriGeezer

05-07-2016 07:38 PM

What are you trying to accomplish?

HDSAE60

05-11-2016 09:12 PM

I dropped the AFR to 13.5 in the 1k RPM, 20 kPa box and it seems to have stopped going into engine temp management mode. I want it to stay a little cooler at idle, but don't want to wash the cylinder out.

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