E85 Conversion Questions

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02-01-2017, 08:49 AM

#21

Gadgetized

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Quote:

Originally Posted by 03sierraslt

I am going to revisit this thread, how much timing control is there as I don't see a lot of options. I see the flex fuel timing table but how does it know when to use the modified table?

When a certain % of ethanol is detected the flex fuel timing table is used. It's been so long since I messed with it I can't remember what % it is. I almost think it was around 60% though.

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02-01-2017, 09:18 AM

#22

Atomic

I have a gauge for that

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One of the axes for the timing table is alcohol %, so it would reference the sensor or whatever the computer thinks the alcohol % is. Same with the stoich afr table.