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Discussion Starter #1
Put 2bular header and decat on.......I have Jack's old ECU with the CharlieX tune.
Going to Dyno in AM.
What are my AFR #s I should look for?
 

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shay2nak
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from 5k up should be no more than 12.0
 

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Graph of AFR vs. RPM at wide open throttle (and different intake air temperatures) for the factory 2010 tune on my 2-Eleven:

(most consider this a somewhat lean tune)
 

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shay2nak
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That's what I was thinking---no more than 12.7 wot?
it will hit 13 from 3600 to 4100 then drop towards 12.0.

it does hit 11.5 @ 5200 and 7700
 

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shay2nak
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here's mine
 

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Discussion Starter #9
I will post mine tomorrow night

Then Friday going to Dyno the 2010 Exige 260S with Koldfire tune

Also going to Dyno tomorrow a 2008 Exige 240 with Koldfire tune
 
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