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O2 question

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1fast6

Active Member
Joined
Aug 2, 2010
Messages
1,521
Some info on my set up.
TE44
18# boost
93 octane
42# injectors
afpr set at 42 with hose off
fuel pump power wire uprgrade
TT chip
MICROTECH 49-1022 MAF
scanmaster 2.1

Here are some numbers at idle
AF 7
L8 51
BAT 13.9
INT 128
BL 115
CLT 162
ATS 130
RPM 800-850
TPS .44 .42 WITH ENGINE OFF WOT is 4.62
IAC 20
CC 103

My question is the O2 Mv reading at idle is 850. How is this adjusted? Or can it be? Is this setting ok for 93 on the street?
Also the car stinks like it is running REAL rich.
 
Your MAF is bad or miscalibrated. It shouldn't be reading 7 at idle. Typical is 5 when warmed up in park.
Eric
 
The car is rich since the blms are at 115, who makes your maf???? get a 3.5" gm maf and a translator..
 
I think the MAF is an old Granetelli. The only part number on it is microtech 49-1022

Do you have a part number for the GM MAF and translator?
 
I don;t have it handy but fullthrottle sells them, pm mike licht.
 
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