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Old 03-06-2011, 11:12 AM
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bobcowan bobcowan is offline
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Join Date: Feb 2007
Location: Colorado Springs, CO
Cobra Make, Engine: Backdraft, supercharged Coyote
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Quote:
Originally Posted by Keithc8 View Post
The intake would have to be removed and the box built and installed on it and the lines ran from each runner to the box. I will have to do some checking to see what that would run.
This is the bottom of my 351W manifold. Seemed to work just fine for a vacuum signal. But, as my engine slowly became more radical, there isn't enough vacuum signal to speak of. So it's kind of pointless.



Quote:
Originally Posted by kobrabytes View Post
Keith

My fast/twm system has been fine sine I moved to alpha n. Granted I spent a bunch of time tuning. In Utah here I've had it from 4000 ft up to 10,700 and it seems to deal well with the change quite well.

Still love the motor!

Len
I live at about 6,400' ASL. We often drive over 11,000 AND 12,000' passes. At high altitude, you can tell the engine is losing power. But it runs just as smooth as can be. Last year we raced in Tulsa, 850' ASL. We didn't have to change anything, the computer did it all. We just rolled off the trailer and onto the track. I love EFI!

Quote:
Originally Posted by RICK LAKE View Post
. Ps Bob e-85 gas is OK but IMO and the trouble we are starting to see is you need an alchole carb to not have problems. Rick
I wanted to use e-85 at the track only. You definatly use more fuel. But it's 100-104 octane, runs really coole to prevent detonation, and only $2.65 a gallon. 110 octane leaded race fuel is nearly $10 a gallon now.
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