Adding another O2 sensor

[Swayze]

maybe average the output of the two sensors? (not sure how crossings would
work...)

Swayze
mswayze at truswood.com
kswayze at bellsouth.net

----- Original Message -----
From: <timsiford at hushmail.com>
To: <gmecm at diy-efi.org>
Sent: Wednesday, November 01, 2000 3:09 PM
Subject: Adding another O2 sensor


> Car = 1990 IROC-Z
> From the factory these cars have one O2 in the driver's side exhaust
manifold.
>
> Since I will be installing Hooker long tubes I have been contemplating the
> installation of an O2 sensor in the passenger side header as well as the
> driver's side header.  Then, I was thinking of running a SPDT toggle
switch
> so that I could switch between the O2s to determine how one side of the
> engine is running as compared to the other side.
>
> Just figured I would throw this out into the air since the list is pretty
> dead today.  Besides the obvious con of the extra expense ... can anyone
> think of a reason not to do this (besides the whole geek factor)?  Would
> the fact that O2s are not accurate be enough of a reason for not doing
this?
>  If so, then why is it that later F-bodies run an O2 sensor for each side
> of the engine (one for each bank of injectors).
>
> Heh heh - wouldn't it be cool if WB O2s were cheap and we could install
> a WB O2 into EACH primary tube of the header and then tune each cylinder
> for maximum power through sequential fuel injector tuning?  That would be
> really cool.  Yea - I know I am just wishing ... sometimes its cool to
wish.
>
> Tim

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