.zto w/EGT request

isnms

United States of America
Mar 30, 2005
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i80.photobucket.com
Anyone have a zt-2 log with a/f, rpm, boost and egt?

I am tinkering with my safr adjustment worksheet, to add egt, and don't have mine installed yet.
Thanks
 

TurboStreetCar

Formerly Nosechunks
Feb 25, 2006
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Long Island, Ny
how about one with out boost? that boost sensor is expensive.

how come u want a zeitronix log file? just to see what it looks like? open up the example.zto file that comes with te software, it has data for everything.
 

isnms

United States of America
Mar 30, 2005
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I have a zt-2 with a boost sensor. I have not installed my egt sensor yet, so no egt data to work with, on my spreadsheet.
I did look at the example file but am looking for something from a mkiii supra, if it is available.
 

TurboStreetCar

Formerly Nosechunks
Feb 25, 2006
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as promised. a 3rg gear pull in my Auto 89T. the user input is the VF. only question i have about it is are 1500 degree temps safe on ross pistons?
 

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isnms

United States of America
Mar 30, 2005
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Yea, Thanks.

From what I'm reading, so far, I think it is ok. Maybe getting on the high side. I've just started reading on EGT's, so don't take it as gospel.

Could you let me know what tuning points and percent you have on your maft2?
 

TurboStreetCar

Formerly Nosechunks
Feb 25, 2006
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well ofr some reason i had to scale the MAF to my car becasue it wasnt correct in the programming, or i just got teh wrong sensor, neways unless u got te exact sensor i got with the exact maft i got and then used my settings it wouldnt work. i have a feeling my maf scaling is what effected the tune alot because im actually adding fuel in the mid and high tables witch would indicate that the maf signal isnt high enough.not that it really matters because its working.

but on another note going from a 10.5 aif fuel to a 11.9 would be a 14% reduction in fuel i believe.
 

isnms

United States of America
Mar 30, 2005
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I wasn't clear on my purpose of asking your correction %. I didn't want it to use on my car. I wanted to use it as a sample in the Current Gain Adj% on my worksheet.
Are you using a/f tracking? You have a nice solid 12 a/f
You have a very nice rpm plot, mine is very jagged, I'm jealous.
From what I am reading; It would be safer to tune pump gas to 11.5:1 to 11:1 a/f and around 1400°F egt. But I'm still reading/learning.
 

TurboStreetCar

Formerly Nosechunks
Feb 25, 2006
2,778
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Long Island, Ny
well the correction is prolly around 10-14% of negitive fuel trim. the air fuel tracking isnt hooked up yet cause im having a little problem with it. mine was jaged and sometimes is when i first start it up, im guessing tere some kind of interfierance, if u download the new version of the Zeitronix software it has a smoothing option on the RPM plot.

im still not really sure waht to tune to i have herd as high as 12.5 but idk. im just lookin for between 11.5 and 12 ill be happy if its there.

the temp im still not sure on because theres nothing i can realy do to change the temp without affecting air fuels, besides change the timing (i think) but that would mean changing teh timing of also the injector pulse so idk if i wana mess with that.