CDI's in Oz

Raymond C Drouillard cosmic.ray at juno.com
Fri May 29 04:16:55 GMT 1998


I believe that I sold the books with the unit.  The unit went with the
car, of course.

Ray


On Wed, 27 May 1998 21:47:47 -0500 Steven Gorkowski <kb4mxo at mwt.net>
writes:
>I have a heathkit cdi unit also and need the books for it and was 
>wondering
>if you have books for your unit ?.
>
>Raymond C Drouillard wrote:
>
>> On Fri, 22 May 1998 07:30:48 +1200 Mike Morrin 
><mikem at southern.co.nz>
>> writes:
>> >At 08:25 AM 21/05/98 -0700, garfield at pilgrimhouse.com wrote:
>> >>On Thu, 21 May 1998 20:23:03 +1200, Mike Morrin
>> ><mikem at southern.co.nz>
>> >>wrote:
>> >>
>> >>>I wouldn't recommend any CDI for a modern 4 cycle engine.
>> >>
>> >>Ehh? Wow, what about the SAAB system we've been discussing, which 
>has
>> >>been in the field with nary a single design change, since '92?
>> >>
>> >>Whadamy missin here, Mike?
>> >>
>> >I must learn not to make throwaway comments...
>> >
>> >Just the reason of CDI sparks being too fast for lean burning 
>motors.
>> >Typically causing a light throttle misfire.
>> >
>> >CDI apparently needs either a rich mixture, or a combustion chamber
>> design
>> >which ensures that there is plenty of gas near the spark gap at the 
>time
>> of
>> >ignition.
>> >
>> >I don't know whether Saab have a way of stretching the spark (the 
>DSE
>> kit
>> >doesn't), or if they just have an engine design which tolerates 
>short
>> spark
>> >duration.
>> >
>> >regards,
>> >Mike Morrin
>>
>> I used a Heathkit CDI system on the 383 V8 in my old Roadrunner.  It 
>made
>> a great improvement over the stock points system.  Right now, I am 
>using
>> a Jacobs ignition system in my Jeep Grand Wagoneer's AMC 360 V8 with
>> Holley Pro-Jection 4Di.  It works great.
>>
>> 
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>
>
>
>

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