REFLECTOR: Automotive / aviation ignition harness

Brian Michalk michalk at awpi.com
Sun Oct 23 14:55:35 CDT 2005


Thanks.
I was browsing AS&S last night.  They sell the adapters.  They also sell 
the braided shielding you can slip over your plug wires.

wurzel at alumni.caltech.edu wrote:
>>The nice thing about auto plugs is that I can experiment with the heat
>>ratings.  I'd have to install the 14mm to whatever adapter.
>>
>>The nice thing about aviation plugs ... well they fit the hole.  I'll
>>then have to make hybrid auto/aviation wires.
> 
> 
> After my second magneto failure, I installed a Lightspeed
> Plasma II in place of one mag on my Franklin.  It has a similar
> wasted spark system, and uses some long-reach auto (actually,
> seem like motorcycle) plugs.
> 
> Klaus supplied the spark plug adapters with the kit, so if you
> want to try that route and don't have another source, he might
> sell some to you as long as you don't mention that you didn't
> buy his ignition.  ;-)
> 
> As far as the performance, I haven't noticed a major difference
> between the auto plugs and the Champion Iridiums that are on
> the remaining mag, but I only have about 30 hours on the system
> so far.  I was also somewhat concerned about interference from using
> unshielded wire and having big loops, but I just made sure to
> run my wires very close together in pairs until they get
> all the way to the engine block, then run them to the
> specified cylinder.  I was hoping to minimize the "loop area"
> so it would be as small of an antenna as possible.
> 
> Again, only 30 hours on the system but I haven't noticed any negative
> effects on my radios or other electronics.
> 
> I was also thinking of "roll-your-own" shielding by wrapping aluminum
> tape around the wires Klaus supplied....  :-)
> 
> 
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