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Wideband o2 sensor placement?

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Old 09-18-2012, 06:39 PM
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Default Wideband o2 sensor placement?

I have done a search and can't find a definitive answer. Getting a wideband bung installed tomorrow. Can I install it in the beginning of the I-Pipe? I don't have cats. I am assumning since dyno tuning is done with a senor up the exhaust tip that being closer to the engine in the I-pipe would still be accurate?
Other posts have said driver's side header collector. Please help.
Old 09-18-2012, 10:34 PM
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you can install it anywhere, but it will be better closer to the collectors, and I prefer the Passenger side as there is more room to route wires back up into the car and easier to keep out of the way of everything else.
the passenger side will also be the leaner side of the engine...Just from the nature of how fuel routes to the rails..
even more so on a nitrous setup that pulls fuel from the schrader valve on the stock rail
you lose pressure on the passenger side because its all going out the drivers side...pressure finds the path of least resistance every time...
Old 09-19-2012, 05:31 AM
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I also prefer to use the passenger side header/y-pipe leg... the I pipe will work fine though.
Old 09-19-2012, 10:38 AM
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The reason you haven't found a definitive answer is because there isn't one. It's a matter of preferences, but the I pipe is fine. That way if either side goes lean you know now. If you put it in either side it should be fine because the computer should find any major differences between the two. Put it where you want and you where good.

Last edited by codyvette; 09-19-2012 at 12:00 PM.
Old 09-19-2012, 12:27 PM
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Wherever you put it, be sure it's above the 9 to 3 line. Keeps moisture from collecting in the cell, and ruining it.
Old 09-19-2012, 12:30 PM
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As close to the collector as possible, on bank 1 (driver side). it "typically" runs leaner out of the 2 banks.
Old 09-19-2012, 01:55 PM
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Put it in the I pipe...seems to be reading just fine...angled at about the 10 o'clock position. Fits well.



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