[Diy_efi] Making a fake O2

[David Cooley]

BUT, I bet there was some serious tuning done to get the A/F just right
before putting it to daily driving...
Different than one wanting to just leave a stock cal in open loop mode all
the time... 

> -----Original Message-----
> From: diy_efi-bounces at diy-efi.org 
> [mailto:diy_efi-bounces at diy-efi.org] On Behalf Of Marc Reviel
> Sent: Saturday, May 28, 2005 2:41 PM
> To: diy_efi at diy-efi.org
> Subject: Re: [Diy_efi] Making a fake O2
> 
> 
> ----- Original Message -----
> From: "Adam Wade" <espresso_doppio at yahoo.com>
> To: <diy_efi at diy-efi.org>
> Sent: Saturday, May 28, 2005 9:31 AM
> Subject: RE: [Diy_efi] Making a fake O2
> 
> 
> <snip>
> 
> > People survived an awfully long time with open-loop
> > EFI without all their engines self-destructing.  Most
> > motorcycles still use only open-loop operation, and
> > they don't blow up from EFI faults.
> 
> Absolutely.  We build very high hp turbo Porsche engines and 
> always run 
> open-loop, for both street and the track. My 1000hp 3.8L 
> Porsche engine runs 
> open-loop all time and I use it for daily driving (in Texas) 
> as well as 
> high-speed events. My dual widebands on  the MoTec are used 
> only for tuning. 
> If it's tuned right  (ie, conservatively,  thoroughly), there are no 
> problems.
> 
> -Marc
> 
> 
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