anyone knows what is the best way to read A/F ratio??

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anyone knows what is the best way to read A/F ratio??

Postby 13 » Tue Feb 27, 2007 11:16 pm

as the title says...just going to tune my 20v with safc so need a a/f ratio reading ....anyone knows what is the best way to do this???thanks
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Postby RomanV » Wed Feb 28, 2007 12:04 am

Either go to a dyno, or make friends with someone that has a wideband oxy sensor.

Buying a wideband would be more expensive than going to the dyno, and a narrow band 02 sensor doesnt really tell you much of anything useful.
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Postby Akane » Wed Feb 28, 2007 12:14 am

Well, correction to that, the narrow band will tell you which side of stoich you're at... haha
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Postby strx7 » Wed Feb 28, 2007 7:14 am

find someone 'locally' with a portable wideband set up.
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Postby 13 » Wed Feb 28, 2007 12:35 pm

ok thanks guys....any idea where to get a wideband set up???
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Postby postfach » Wed Feb 28, 2007 12:47 pm

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Postby Crampy » Wed Feb 28, 2007 1:31 pm

13 wrote:ok thanks guys....any idea where to get a wideband set up???


I've seen a few set ups on Tardme. There was one that has an EGT sensor as well.
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Postby strx7 » Wed Feb 28, 2007 1:44 pm

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