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Ted B. Tuned - 2.0L Twinscroll HTA3582R 93oct

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Old Mar 21, 2010, 06:55 AM
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What gear for these pulls?
Old Mar 21, 2010, 07:27 AM
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All 3rd gear.
Old Mar 21, 2010, 08:05 AM
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That seems about right for what you have. I would expect mid to high 600s on e85, unless you wanted to stay a bit conservative, then it would be low to mid 600s.

The spool looks similar to most GT35R setups, including my own. It may be slightly better, but you are still not hitting peak torque until around 5500 which is typical for a 35r. Still impressive for having such a large A/R turbine.

You might as well not run it at a drag strip unless you install a roll bar, 5 point harness and scatter shield, because you will just get booted. Nothing wrong with launching the car a few times though, especially if you built up your driveline to handle it.
Old Mar 21, 2010, 08:34 AM
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Originally Posted by fre
The spool looks similar to most GT35R setups, including my own. It may be slightly better, but you are still not hitting peak torque until around 5500 which is typical for a 35r. Still impressive for having such a large A/R turbine.
Trust me when I say that the difference between this setup and a conventional 35R with open T3 is so vivid, that it's readily apparent from the driver's seat well before the turbo even gets into boost. There are some things a static dyno sheet just cannot reveal. I allowed the driver of a local 35R EVO (which I tuned) take a turn at the wheel of my car to witness the difference for himself. He came away from that experience somewhat dumbfounded. The dyno sheets don't look much different, but the difference in transient response is alarming.
Old Mar 21, 2010, 08:58 AM
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Originally Posted by bigturboevo80
what dynojet correction factor are you using ted?
The std DJ factor that comes with VDR v5.7.
Old Mar 21, 2010, 12:19 PM
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Nice results! What a/r Ted?
Old Mar 21, 2010, 12:23 PM
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1.06 divided T4
Old Mar 21, 2010, 01:53 PM
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TedB. This looks great. Fairly close to what Aaron did on the 86 w/ pump 92.

Mikey
Old Mar 21, 2010, 08:21 PM
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https://www.evolutionm.net/forums/ev...big-power.html


Ted I dont see your twin scroll setup making power sooner.
Old Mar 21, 2010, 08:26 PM
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nice smooth curve...love the torque.
Old Mar 22, 2010, 12:14 AM
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Originally Posted by bigturboevo80
Ted I dont see your twin scroll setup making power sooner.
If I remake the run at 25 degrees F and the bump in timing that allows, with another 175 lb worth of load as in Freddy's case, you'd see the difference.

But again, as I've said many times before ... it wouldn't matter if the WOT graphs looked identical. Get in the car and drive it, and you'll know the difference in response TS makes immediately. No more dead spots.
Old Mar 22, 2010, 12:32 AM
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Originally Posted by Ted B
If I remake the run at 25 degrees F and the bump in timing that allows, with another 175 lb worth of load as in Freddy's case, you'd see the difference.

But again, as I've said many times before ... it wouldn't matter if the WOT graphs looked identical. Get in the car and drive it, and you'll know the difference in response TS makes immediately. No more dead spots.
I went from an open scroll 3582r with a .82 t3 hotside to a 4088r with a divided 1.06 t4 and the difference in transient response is incredible. The car is entirely different to drive. I will vouch for Ted's statement 100%.
Old Mar 22, 2010, 01:24 AM
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Originally Posted by Ted B
If I remake the run at 25 degrees F and the bump in timing that allows, with another 175 lb worth of load as in Freddy's case, you'd see the difference.

But again, as I've said many times before ... it wouldn't matter if the WOT graphs looked identical. Get in the car and drive it, and you'll know the difference in response TS makes immediately. No more dead spots.

How much sooner do you think your setup would spool up under the the conditions you stated above?
Old Mar 22, 2010, 02:43 AM
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what boost was run on the 2nd dyno graph compared to your 27 - 28psi one ??

looks fantastic , well done !
Old Mar 22, 2010, 06:40 AM
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Originally Posted by bigturboevo80
How much sooner do you think your setup would spool up under the the conditions you stated above?
~250-300 rpm, closer to what you'd expect to see with an FP Black, and peak power recorded that way goes to ~590whp. But again, what you cannot see is how quickly things react each time you hit the pedal. That is where TS makes the biggest impact, and a static dyno run cannot tell you anything about it.


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