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EA81 Dual Coil Dizzy Mod

Posted: Fri Oct 28, 2005 7:48 pm
by BaronVonChickenPants
Found this on a subaru aircraft page:
http://jordan.snides.net/Image/subaru/ea81_dualcoil.exe
It's a pile of pdf pages in a self extracting rar file.

What do you reckon?

Jordan.

Posted: Fri Oct 28, 2005 7:54 pm
by smoov
can't see it :(

i've been waiting for someone to try this!!

Posted: Fri Oct 28, 2005 7:57 pm
by BaronVonChickenPants
My bad, Fixed.

Posted: Fri Oct 28, 2005 10:06 pm
by smoov
wow. a bit advanced for me. i dont like the idea of modifying my dizzy for it though.....

i think 1 x MSD Blaster 2 should suffice :lol:

Posted: Fri Oct 28, 2005 10:27 pm
by BaronVonChickenPants
Yeah I definitely wouldn't be doing it to my only dizzy.

Doesn't seem to complex, I wouldn't mind giving it a go, I spose my real question is would the gain be worth the effort.

In theory running 2 MSD Blaster 2's on this setup would give you some serious spark power and therefore some serious performance as well as pretty good redundancy should 1 die, but in practice how would it go?

Jordan.

Posted: Sat Oct 29, 2005 9:01 am
by fredsub
:evil: i assumed it was safe to run that exe as you guys must have....
normally avoid running any exe that you just download, so easy to add a virus to them.........

anyway thats interesting on last page about adding a heat sink to the modules...didn't think it was changing their power dissipation....

anyway i'm just suggesting that maybe have the dizy drive 2 coils in parrallel, with that heat sink mod......not that I need to try that with my setup, just seeding the idea for someone else :P
some serious spark power and therefore some serious performance
I read elsewhere, once the spark (at whatever energy spark you got!) ignites
the fuel, a more energetic spark adds no more power/performance

Posted: Sat Oct 29, 2005 1:57 pm
by tim_81coupe
I'm just guessing here but I think you'd widen the plug gap at the same time so it comes into contact with more air / fuel mix.

With that much power you'd be able to run a huge gap!

Posted: Sun Oct 30, 2005 1:07 pm
by fredsub
The wider the gap is, the higher the voltage potential required, before the spark gap will break down and arc., so no you can't run a huge gap.

Dual coils in parrallel will not really increase the voltage, but would give
a "hotter" arc once the arc starts, ie more current.

Posted: Mon Nov 07, 2005 9:53 pm
by BaronVonChickenPants
After some thought i came to the conclusion that, seeings how it's on an aircraft site, the mean purpose would be the redundancy more than anything else.

Jordan

Posted: Sat Jan 02, 2010 5:10 pm
by spike
hey has anyone got this saved on their computer?
can we upload it to aussubaru?
the other site is gone now

Posted: Sun Jan 31, 2010 2:06 pm
by TOONGA
Spike it took me a while but I found this page I knew it was still around

http://www.ch601.org/engines/dual%20diz ... _setup.htm

an interesting read

TOONGA

Posted: Mon Feb 01, 2010 12:38 pm
by phillatdarwin
i do have that one if u need it
and it is clean .
give me a pm with your email and i can send it to u ok.