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Old 08-03-2016   #21
rush91
 
Join Date: Feb 2016
Location: Carterville Illinois
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Default Re: ECM And Ignition Module Availability/ replacement

I work for a company, that designs and produces printed circuit boards. After seeing that picture of the DIS module made me think. Could it be redesigned to modern specs? I know nothing about electronics, I'm just the inventory manager. But I honestly think it could made new. But just as someone said, it would be expensive......Maybe a group fund or something to pay for the design and production / testing? We do all of our design, engineering, production and testing in house. As far as I know we are one of the few places in the country that makes certain embedded, and printed boards.

Lol I'm not hocking where I work, but here is our website............

http://www.emacinc.com/

Last edited by rush91; 08-03-2016 at 05:39 PM.
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Old 08-03-2016   #22
-=Jeff=-
 
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Default Re: ECM And Ignition Module Availability/ replacement

Hi Jerry,

What Aftermarket systems are good for use with the LT5? I assume the Megasquirt will work with an external trigger wheel. I am curious of all the options currently
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Old 08-04-2016   #23
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Default Re: ECM And Ignition Module Availability/ replacement

Quote:
Originally Posted by -=Jeff=- View Post
Hi Jerry,

What Aftermarket systems are good for use with the LT5? I assume the Megasquirt will work with an external trigger wheel. I am curious of all the options currently
Jeff,

Others here can answer "all the options currently" question better than I can. I think all aftermarket units will probably require a trigger wheel different than the reluctor wheel on the LT5 crank.
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1994 ZR-1, Black/Black, Lingenfelter Aerobody, 416cu in, 3.91 gears, coil-over susp, Brembo brakes, etc.
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Old 08-04-2016   #24
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Default Re: ECM And Ignition Module Availability/ replacement

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Originally Posted by A26B View Post
Jeff,

Others here can answer "all the options currently" question better than I can. I think all aftermarket units will probably require a trigger wheel different than the reluctor wheel on the LT5 crank.
Fair enough.. I knew it would require an external trigger wheel
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1990 Corvette ZR-1 #1051
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Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 08-04-2016   #25
grahambehan
 
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Default Re: ECM And Ignition Module Availability/ replacement

Quote:
Originally Posted by -=Jeff=- View Post
Fair enough.. I knew it would require an external trigger wheel
Megasquirt does not require any external trigger, it will work with the 9x 1x stock LT5 configuration. There are other issues though.

GB
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Old 08-04-2016   #26
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Default ECM And Ignition Module Availability/ replacement

Quote:
Originally Posted by grahambehan View Post
Megasquirt does not require any external trigger, it will work with the 9x 1x stock LT5 configuration. There are other issues though.

GB

Still using stock Ignition module? Or is it built in to the mega squirt ECM


What are the other issues?

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1990 Corvette ZR-1 #1051
Watson Headers (2" Primary) - 3" Magnaflow Bullet cats - LT4 Catback
Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
NCM Lifetime Member #978

Last edited by -=Jeff=-; 08-04-2016 at 01:25 PM.
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Old 08-04-2016   #27
grahambehan
 
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Default Re: ECM And Ignition Module Availability/ replacement

Quote:
Originally Posted by -=Jeff=- View Post
Still using stock Ignition module? Or is it built in to the mega squirt ECM


What are the other issues?

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Still using stock ign module, sees it as a single HEI coil. Problems with serial data coms to vehicle dash CCM etc.

Graham.
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Old 08-04-2016   #28
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Default Re: ECM And Ignition Module Availability/ replacement

Ah thanks for clarification


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1990 Corvette ZR-1 #1051
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Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 10-06-2016   #29
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Default Re: ECM And Ignition Module Availability/ replacement

So this still is a major concern.. Do we know how many Ignition Modules have failed? If mine fails, my car would become a big paper weight. If there are other avenues for ignition they need to be explored..
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Watson Headers (2" Primary) - 3" Magnaflow Bullet cats - LT4 Catback
Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 10-06-2016   #30
spork2367
 
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Default Re: ECM And Ignition Module Availability/ replacement

Quote:
Originally Posted by -=Jeff=- View Post
So this still is a major concern.. Do we know how many Ignition Modules have failed? If mine fails, my car would become a big paper weight. If there are other avenues for ignition they need to be explored..
I seriously doubt that anyone will lay down the money required to remake this item. Even if you could sell them for 1200 dollars, the going price of a NOS DIS module, you're going to sell maybe 10 when they first become available, then maybe 1 a year. That would never justify the cost to have it remade. You would lose tens of thousands of dollars on the project.

There will probably be a work around with other factory parts in the future, but not until there is zero availability of the original modules.
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