411 swap dyno results *PIC*
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Supreme Member
iTrader: (26)
Joined: Nov 2002
Posts: 2,108
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From: Moneta, VA
Car: 89 formula 350
Engine: ls1 magnuson tvs2300 supercharger
Transmission: T56
Axle/Gears: 4.11 Dana 44!
411 swap dyno results *PIC*

Mods in sig, car drives like a stock car. This was the second dyno tune Alvin has done with the 411 controller and he's very impressed with how it works.
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Joined: Jan 2008
Posts: 70
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From: Greensboro, North Carolina
Car: '86 Iroc-z
Engine: 385 stroker, vortecs, demon 750
Transmission: G-Force T-5
Axle/Gears: 9-bolt, 3.27s
Re: 411 swap dyno results *PIC*
Nice numbers! Alvin tuned my car when it was fuel injected. You might have seen my black IROC up there at Tick.
Thread Starter
Supreme Member
iTrader: (26)
Joined: Nov 2002
Posts: 2,108
Likes: 8
From: Moneta, VA
Car: 89 formula 350
Engine: ls1 magnuson tvs2300 supercharger
Transmission: T56
Axle/Gears: 4.11 Dana 44!
Re: 411 swap dyno results *PIC*
is it there now? I think I saw it on the lift
Junior Member
Joined: Jan 2008
Posts: 70
Likes: 0
From: Greensboro, North Carolina
Car: '86 Iroc-z
Engine: 385 stroker, vortecs, demon 750
Transmission: G-Force T-5
Axle/Gears: 9-bolt, 3.27s
Re: 411 swap dyno results *PIC*
Yea its there, they didnt happen to have a motor to go in it did they?
Thread Starter
Supreme Member
iTrader: (26)
Joined: Nov 2002
Posts: 2,108
Likes: 8
From: Moneta, VA
Car: 89 formula 350
Engine: ls1 magnuson tvs2300 supercharger
Transmission: T56
Axle/Gears: 4.11 Dana 44!
Re: 411 swap dyno results *PIC*
if its the one I'm thinking of, it was up in the air. I didn't really look at it much....too excited to get my car
Thread Starter
Supreme Member
iTrader: (26)
Joined: Nov 2002
Posts: 2,108
Likes: 8
From: Moneta, VA
Car: 89 formula 350
Engine: ls1 magnuson tvs2300 supercharger
Transmission: T56
Axle/Gears: 4.11 Dana 44!
Re: 411 swap dyno results *PIC*
Alvin said I was leaving maybe 15-20hp on the table because I'm not running long tubes...think thats an accurate statement?
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Joined: Jul 2008
Posts: 751
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From: NE Ohio
Car: 82 Z28
Engine: TT LS
Transmission: 4L80E
Axle/Gears: S60 3.54's
Re: 411 swap dyno results *PIC*
I think long tubes are overrated. Friend of mine did a swap from shorties to long tubes and gained nearly nothing on dyno and track for the time, effort, and not as nice of fit. If I remember right it was something like 5rwhp and needed a step up in jetting. I think I've done a hell of a lot with my old shorties too: 9.55@ 140 with the Procharger at 15psi, and headed for faster with the turbo. Even all motor it dynoed 405rwhp and ran mid 11's.
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