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Vortec 8100

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Old Jul 24, 2001 | 03:55 PM
  #1  
Craig Moates's Avatar
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From: Baton Rouge, LA, USA
Car: 87 T/A
Engine: 441 SBC 12.5:1 0.680" Lift
Transmission: T-56
Axle/Gears: 4.10 TruTrac Moser 9"
Vortec 8100

Sorry to be a bit off topic, but...

Has anyone seen one of these things yet? I hear they're pretty sweet, and there's a performance version for marine applications. 420HP/505ftlb stock GM 8.1 Liter. The HiPo comes with forged crank and such...

Anyhow, more on-topic, what would be a good way to go about diddling the ECM on one of these bad boys? It runs off the MEFI-4? They say it has 'drive-by-wire' throttle control, sounds interesting.

So has anyone had experience with this sort of beast?

-Craig
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Old Jul 24, 2001 | 04:32 PM
  #2  
Grumpy's Avatar
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Joined: Jun 2000
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From: In reality
Car: An Ol Buick
Engine: Vsick
Transmission: Janis Tranny Yank Converter
<font face="Verdana, Arial" size="2">Originally posted by Craig Moates:
Sorry to be a bit off topic, but...
Has anyone seen one of these things yet? I hear they're pretty sweet, and there's a performance version for marine applications. 420HP/505ftlb stock GM 8.1 Liter. The HiPo comes with forged crank and such...
Anyhow, more on-topic, what would be a good way to go about diddling the ECM on one of these bad boys? It runs off the MEFI-4? They say it has 'drive-by-wire' throttle control, sounds interesting.
So has anyone had experience with this sort of beast?
-Craig
</font>
The whole MEFI series of ecms for some reason are very hard to crack, several have tried and given up, thou the info., is out there, somewhere.
I saw a bin for one, and they are very simple, using a PW for the VE table entries etc.
I know of one of the MEFI systems running in a car, but it has issues since not tuneable, other then at AS+M. Seems like a 730 is being considered.

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Old Jul 28, 2001 | 12:30 AM
  #3  
airdeano's Avatar
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From: nlr, ar
craig moates,
weve done a couple of harnesses for the 8100
and using the 730 ecm. using them in street rods
and for closed loop operation over the mefi
computers. the truck app uses two computers.
one engine one trans...
the trottle bodies were converted to vortec/
lt1.. the fly by wire is cool, but unless
you have ls1 programming access manual control
would be par..
airdeano
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