Extender chip E85 tuning. Maf...

Wahoo

Well-Known Member
Joined
Apr 2, 2011
So i took my car to the track last night, only running about 15psi but it was a cold night like 45 or 50 degrees.

When i held recall on my scanmaster the milivolts were at .670 no knock.

My car is a hot air with a TA33.

I used my maf translator and added like 4% wot fuel, and it cane up to 7xx, so i might need to add more fuel.

The main thing i was wondering is on the drive home i looked at the maf grans per second and went wot, onky went up to like 90? Is my maf bad? Car runs great.
 
So i bought an AEM wideband kit to dial in the AFR.

My maf is reading correcot, eric said i have to double the number on the scanmaster.

I have the translator adding some fuel because during a pass on lower boost my o2 millivolts were at .670 although no knock.

Guess narrawbands are just not accurate enough to know for sure what the tune is like.
 
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