multiple O2 sensors

[Don.F.Broadus at ucm.com]

They are to big to be EGT and are at leaset 2 inches down from the head.   

> -----Original Message-----
> From:	Tony Bryant [SMTP:Tony.Bryant at psc.fp.co.nz]
> Sent:	Wednesday, April 28, 1999 8:25 PM
> To:	diy_efi at efi332.eng.ohio-state.edu
> Subject:	Re: multiple O2 sensors
> 
> 
> > Take a look at the JUNE 1999 issue of Chevy High Performance magazine.
> On
> > page 83  is a photo  of John Lingenfelter's 357 cube
> > race truck engine. There are  O2 sensors in each header tube. Only the
> > passenger side is shown but it is likely the driver side header has 4
> > sensors also. Two Holley 750 dominators feed the engine. Pi Research  on
> > board data acquisition collects all of the sensor data. The article does
> not
> > reference the O2 sensors and they appear to be at least 3 wire types.
> Has
> > any one seen this set up before ?   
> 
> More likely they'll be EGT probes.
>