DIY_EFI Digest V1 #110

[talltom]

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>From: Hoa T Nguyen <unguyh02 at mcl.ucsb.edu>
>Date: Mon, 15 Apr 1996 01:07:38 -0700 (PDT)
>Subject: Just a note...
>
>Thanks much to all for the Heywood references. I place my order tomorrow.
>
>Saab has been using individual coils per cylinder for quite a while. The 
>Trionic engine management system has the ability to monitor the current 
>flow through the coils, thus to the plug, to analize the combustion 
>quality. The system can then make changes to the spark / fuel on a 
>cylinder by cylinder basis. Basicly the same stuff being discussed on the 
>332 list. Saab did a neat demo where they pumped exhaust from an old 
>two-stroke car into the new 900 turbo (I think) where it was again used. 
>The cool part was it came out cleaner than it went in.

What is the 332 list? subscription address?

 Engineers replaced the standard plug with a single isolated 
>electrode then built up a special piston with a peak in the middle. The 
>peak acts as the ground, causing a spark to jump across the combustion 
>chamber. By changing timing they can change the effective plug gap as 
>well. Sounds like the best plug to date.
>
>Thanks again to everyone else for the interest
>- - Mike Kent

The idea is unique, but I'm curious about the transfer of material between
piston/ring/cylinder bore/crank/bearings?


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