[Diy_efi] Direct fire from wasted spark?

bcroe at juno.com bcroe at juno.com
Fri Sep 6 16:14:23 GMT 2002


I don't get it.  I thought wasted spark would 2 cylinders, once 
each crank turn.  One would be on the power stroke, the 
other on exhaust.  So an even firing 6 cylinder would need
only 3 signals.

Bruce Roe 

On Tue, 03 Sep 2002 10:10:19 -0500 steve ravet 
<sravet at arm.com> writes:

> Derek wrote:
> > 
> > My fuel management computer only has 4 coil outputs, 
> > and I have 6 cylinders. Is it possible to made some sort 
> > of electrical circuit, that will switch the ignition outputs 
> > between two coils, based upon a signal from the 
> > cam sensor? 

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