LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Am I running too lean!??

Thread Tools
 
Search this Thread
 
Old 05-01-2006, 02:54 PM
  #1  
Registered User
Thread Starter
 
93redBirdMan's Avatar
 
Join Date: Apr 2004
Location: Fresno, Ca
Posts: 386
Am I running too lean!??

Here is the Air Fuel Ratio I got from the dyno I did the other day. I've been reading around about AFR and just wanna know if I am running too lean...

http://putfile.com/pic.php?pic=4/11818554625.jpg&s=x402
93redBirdMan is offline  
Old 05-01-2006, 02:58 PM
  #2  
Registered User
 
CustomSSI's Avatar
 
Join Date: Mar 2005
Location: Nebraska
Posts: 725
Re: Am I running too lean!??

Well first off where was the wideband located in your exhaust? Your a bit lean but you may want to have a bung welded in closer to your manifolds (beginning of Y-Pipe) to get the most accurate reading....
CustomSSI is offline  
Old 05-01-2006, 02:59 PM
  #3  
Registered User
 
Alvin@pcmforless.com's Avatar
 
Join Date: Apr 2000
Location: Charlotte, NC
Posts: 1,614
Re: Am I running too lean!??

Originally Posted by 93redBirdMan
Here is the Air Fuel Ratio I got from the dyno I did the other day. I've been reading around about AFR and just wanna know if I am running too lean...

http://putfile.com/pic.php?pic=4/11818554625.jpg&s=x402

That doesn't look to bad at all. anything over 13.30 is a bit higher than ideal but I don't start to cringe until I see 13.40's across the board. You will likely loose a touch of power by going any richer.
Alvin@pcmforless.com is offline  
Old 05-01-2006, 03:04 PM
  #4  
Registered User
Thread Starter
 
93redBirdMan's Avatar
 
Join Date: Apr 2004
Location: Fresno, Ca
Posts: 386
Re: Am I running too lean!??

Thanks for the input Alvin. I soon will be swapping out my Granatelli MAF for a stock MAF. I wonder how this will affect my car with the tune on it and all...
93redBirdMan is offline  
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
dbusch22
Forced Induction
6
10-31-2016 11:09 AM
grabbem88
General 1967-2002 F-Body Tech
56
02-13-2015 03:09 PM
Iamherefornow
LT1 Based Engine Tech
2
01-26-2015 04:57 PM
Amshnock
Fuel and Ignition
14
01-18-2015 11:47 AM
TechCam97
Car Audio and Electronics
1
09-12-2002 07:20 PM



Quick Reply: Am I running too lean!??



All times are GMT -5. The time now is 08:44 AM.