ION-related IGN Comments & Coil Quest

Clare Snyder snyder at huron.net
Fri May 29 01:43:46 GMT 1998


T Hergen wrote:
> 
> On Wed, 27 May 1998 garfield at pilgrimhouse.com wrote:
> 
> > >All the General Motors Distributorless Coils are four terminal.
> >
> > Hey, not bad, 6 replys in the span of a couple hours. Unfartunatly,
> > they're either "Egor says, cut his head off and then you can make any
> > kinda coil you want", or "Egor says, use an Abie Normal coil (wasteFire)
> > cuz that has 4 terminals".
> >
> 
> The GM waste fire coils may be the ideal candidate.  Potentially it could
> still fire two plugs.  Depending on how the 80v/400v source is generated,
> it might be simple and inexpensive to generate an additional bias voltage
> of the opposite polarity which would allow this arrangement to work.  But,
> what about the rest of the circuit?
> 
> Alot of maybes here.  You've expressed some displeasure with the
> naysayers, but perhaps if we had more info there would be more
> constructive feedback.  Post more details.
> 
> There's a good reason the high voltage post on the coil is so well
> protected and insulated.  In the quest for a four terminal coil, what do
> you expect the fourth terminal to look like given it's on the other side
> of the high voltage winding?  It might have to be just as well insulated
> as the post going to the distributor/plugs -- it might look just like a GM
> waste fire coil.
> 
> Tom
or, it might have the other end of the secondary simply tied directly to
ground, where no insulation is required at all.
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