[Diy_efi] RE: Diy_efi digest, Vol 1 #413 - 12 msgs

[William Shurvinton]

Can you just clairfy this. We are short on 'popular' engine tuners here in
the UK, but perceived wisdom here is that 4 gas is only useable on an engine
dyno as response time is too slow for a chassis dyno.

Have you found a way around this, or is your tuning limited to engine dyno
work?

Bill
----- Original Message -----
From: "Adam Wade" <espresso_doppio at yahoo.com>
To: <diy_efi at diy-efi.org>
Sent: Tuesday, December 17, 2002 7:54 PM
Subject: Re: [Diy_efi] RE: Diy_efi digest, Vol 1 #413 - 12 msgs


> --- Dave Dahlgren <ddahlgren at snet.net> wrote:
>
> > Over the last 20 years I have not found this to be
> > true at all.
>
> ...
>
> > The NTK wide band will read richer with the same
> > amount of fuel and if timing is advanced to optimal
> > it indicates leaner to the point I am tempted to add
> > more fuel.
>
> Which is why I don't use an O2 sensor of any sort for
> tuning on a dyno.  While it is a fine toold for what
> it is, it cannot give nearly the depth of data that a
> four-gas analyzer can.  I


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