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No problem! I want to see you get better MPG,AND keep the 3.91's have your cake and eat it too:D

Listen to this. With all the time and money you have into this a wideband is going to be extremely valuable and not too expensive http://www.ebay.com/itm/ws/eBayISAPI.dll?ViewItem&item=250745191704+&item=250745191704&lgeo=1&vectorid=229466 I have had many friends buy from this seller,this is...

That is just bullshit. Driving around town those 3.91's HELP your mpg. Didnt you say you were at 2,000 at 60 mph? Justin (1wildandcrazyguy) got 17 mpg in his 340 valiant. Thats a 400 hp carb'd motor with a standard 833 and 3.73's. No overdrive. I calculated the mpg. Spinning over 3,000 rpm on...

While that is the case,when the computer receives no feedback from the downstream sensor, it reads it as lean, and can cause the upstream sensor to overcompensate. I would be interested to see a wideband O2 installed to see what is really going on.

Do you have a SES(service engine soon) or CEL(check engine light) hooked up? If you are running a stock computer,and no cat,and no 2nd O2 after the cat,you are going to run pig rich. You NEED that 2nd O2,and if you are not going to run a cat then you need this...

I had an 05 SRT that I did a big turbo swap on. Pretty much just a bigger turbo,intercooler,and drag radials and would run 12.20's at the strip(traction limited too,could have gone faster with slicks) then drive home at 70 mph with the a/c on two friends in the car plus the DR's in the trunk and...