WB Instruments

rr RRauscher at nni.com
Fri Jul 13 21:24:20 GMT 2001


I've found that even small leaks wreak havoc with O2 sensors. If you
ever buy headers for an EFI engine pressure test or inspect them very
well before putting them on the car.

BobR.

Brian L Massey wrote:

<snip>

>
> Im not dismissing either idea, just thinking out loud about them, and
> curious to hear any more inputs on this. One thing I guess I *am*
> crossing off is the idea that dilution from outside air could be
> involved. I would think at least at any reasonalbe rpm well above idle,
> that the gas flow out of the engine would completely overwhelm any small
> air leaks there might be in the exhaust piping itself. Would you agree?
> Tnx.
>
> Brian
> ________________________________________________________________
>

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