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My VA Speed LS3 427 update

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Old Jun 24, 2011 | 01:54 PM
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Default My VA Speed LS3 427 update

Well as many of you may know I have an LS3 427 built by Shawn and his team at VA Speed in my 2006 GTO. I got the motor directly from VA Speed probably about a year ago. I dropped it in, tuned it and went out and ran a 10.44@130.xx NA on the first pass. I was thrilled. Motor put out 550whp through a stalled/geared auto. Didn't burn or leak oil. Ran very smooth, exactly like I wanted it.

I through 150 shot of nitrous through it because it was built for a 300 shot. Put down 700/800 through the same gears/stall. I never fully dialed it in because I quickly decided nitrous wasn't for me. With an unfinished tune it clicked off 9.98@137.5 in 3600 DA.

Fast forward 3-4 months. I decided I wanted to try to run the same time NA as I did on the 150 shot. I called up Shawn and swapped the FAST 92/stock TB for a FAST 102/NW102. I did some more tweaking, small weight reduction and more tweaking on the tune. With some help from FTI they gave me the perfect stall for my needs. I was able to click off a 10.02@132.91 all motor making my GTO the fastest all motor GTO in the country.

Fast forward 4 more months. The motor has about 11k miles on it now. Still does not burn oil or leak in any way. Drives just as smooth as my stock motor did with a mild cam. There is never a time I get into the car and think it's slow. It always pulls hard and moves like butter. I find myself rarely going past half throttle because it has so much power and torque that it just accelerates effortlessly within traffic. I actually feel like the car has gotten faster now that the motor has broken in some more. It's unreal how consistently fast the car feels.

I also wanted to say that I have a Performabuilt level 2 4L60E in the car. I've had it for about 3 years now. I've had it through my previous 416 and through the 5 months or so I had nitrous. It was also shifting the gears on that 9.98 pass and holding 800lbs of torque through the auto. I still have the same transmission.

I drive the car back and forth to work 1-2 times a week. With a rear tire change the car could easily be daily driven. I just can't bring myself to put that kind of mileage on a hobby car.

The intake I'm using is made by svede from the gto forums. That intake contributed a large part of my ET success. I also have the highest trapping all motor gto in the country.

Just wanted to tell my story to the masses. Thanks VA Speed, Performabuilt, FTI, and Svede. I'm building a house right now so I'm taking a break from the track. Look to see my goat gunning for 9s NA again around spring time.
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Old Jun 24, 2011 | 02:15 PM
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Congratulations!!! Using properly matched parts always gives good results!!! Im jelous!
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Old Jun 24, 2011 | 03:49 PM
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Combo, combo, combo! Nice running Goat!!!
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Old Jun 24, 2011 | 05:03 PM
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What kind of PCV or vacuum pump do you have?
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Old Jun 24, 2011 | 06:46 PM
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Very Nice, and doing it all motor.
Congrats on building the house also.

Last edited by RENE'S RAGE; Jun 25, 2011 at 11:17 AM. Reason: spelling
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Old Jun 24, 2011 | 07:20 PM
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Very very nice!!!

Congrats!!!!!
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Old Jun 25, 2011 | 05:06 AM
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this is impressive
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Old Jun 25, 2011 | 09:00 AM
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Very nice.
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Old Jun 25, 2011 | 07:26 PM
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congratulations monsta!
very nice ride!
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Old Jun 26, 2011 | 03:25 PM
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Which heads?
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Old Jun 26, 2011 | 04:17 PM
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niceeee
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Old Jul 3, 2011 | 07:41 PM
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What stall converter you running? I have a very similar set-up with a th400, but haven't been able to launch off the trans brake. It just spins with my 275/50 15's MT drag radials.
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Old Jul 7, 2011 | 03:34 PM
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Most impressive to see it run the 10.02 in person, you should have it re-dynoed now
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Old Jul 8, 2011 | 10:36 AM
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Originally Posted by TwoValveKid
Which heads?
curious too.
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Old Jul 8, 2011 | 11:25 AM
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In another post I thought he said tfs 235s.
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Old Jul 9, 2011 | 06:59 PM
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Originally Posted by SNLPerformance
Most impressive to see it run the 10.02 in person, you should have it re-dynoed now
Has TFS235s

Doesn't dyno as well with the bigger stall. It lost about 30 hp on the dyno. After the first of the year I'm going to make some changes. Just not 100% sure what I'm going to do yet.
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Old Jul 11, 2011 | 02:08 AM
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Congrats to DA monsta and VA Speed...
On the loss of 30 hp just check spark plugs and ignition wires, for bad/old fuel and or fuel press drop at the top of the pass....if using E85 change oil....
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Old Jul 13, 2011 | 06:32 AM
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Originally Posted by CAMSTER
Congrats to DA monsta and VA Speed...
On the loss of 30 hp just check spark plugs and ignition wires, for bad/old fuel and or fuel press drop at the top of the pass....if using E85 change oil....
Eh? I said the loss of hp was because I chose a looser stall.
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Old Jul 13, 2011 | 03:53 PM
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Pics?
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Old Jul 16, 2011 | 06:47 PM
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This is one fast gto and trust me I have an idea what it takes to make these pigs roll out. This is a well planned and put together car. Big props to Virginia speed and FTI for getting it down.
I do know there are a few cars coming for your record this fall but I wont be one of them.
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