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LS3 Envy?

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Old Jul 18, 2009 | 12:33 PM
  #321  
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wow, 322 posts-- all over what boils down to 30 hp, a tenth of a second, and about 2mph.

I'm just happy I'm not driving a Pinto anymore!
Old Jul 18, 2009 | 12:49 PM
  #322  
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Originally Posted by Marina Blue
You have proven yourself quite adept at spinning and I don't mean with rear wheels.
Appreciate the compliment. But after reading your information for a third time last night and this morning, I still have bow and call you "Master".

A good researcher, with a hypothesis, gathers the data and lets the chips fall where they may.

Poor research, goes in with a preconceived theory, and selectively uses the data to fit that theory, so as to confirm an already decided upon result.

You have conteded that the LS3 only makes about 20-25hp more than the LS3 thus making the LS2 come in at 411hp. The next step from there was merely "lining the ducks up" to bolster this position.

If one of the ducks could not be gotten in line, then it was discarded.

Originally Posted by Marina Blue
......
Schindler had his LS3 Corvette tested on a chassis dynamometer by MTI in Houston, Texas. The best dyno run resulted in SAE corrected numbers of 390.5 horsepower and 380.5-lb.ft. of torque. Jim asked what a stock LS2 rates on MTIs chassis dyno. MTI pulled a typical stock LS2 dyno sheet showing 353.7 horsepower and 354.3-lb.ft. torque. The difference between Schindler’s LS3 and the LS2 was 36.8 horsepower and 26.2-lb.ft. torque. That is a nearly perfect match for Chevy’s rating for both engines. Chevrolet numbers show the LS3 with NPP exhaust has a 36 horsepower and 28-lb.ft. torque advantage over the 400 horsepower and 400-lb.ft. torque rated LS2.

.....
You could have stopped right there. That says it. But that data, as strong as it was, was not conducive to your argument. Would not support your preconceived position. This duck would not get in line.

Originally Posted by jschindler
You need to to a little homework (and read some of the other posts). The LS3 is more like 36, or even a little more at the wheels. I have dyno proof of that.

Here is an overlay of my LS3 against a LS2 that was run on the same dyno as mine. Jayson (owner of MTI in Houston) ran both dyno runs and told me the LS2 is typical of what LS2's dynod at....

*************************

The LS3 is making significantly more horespower and torque from around 4000 RPM on in. You simply cannot argue with that. You can throw up "forged wheels" and "less driveline loss for the '08" as a reason for this marked and demonstrated difference, but its just straw grasping. Thats all it is.

One cannot help but wonder, had Schindler's dyno overlay shown just a 20 rwhp difference between the LS2 and the LS3, which would have fit your "agenda", if you would have gone off on this expedition.

The data came down against you. It poked a gaping hole into your theory which you have advanced since just before the LS3 hit the streets.

No, that duck, the chassis dyno, had to be dismissed. So you posted up another thread indicating that the LS2 based Corvette, was at a disadvantage to the LS3 on a Chassis dyno.


Then you kept "spinning numbers" until you could "support" this 411hp position with this thesis. Its volumous and for the most part well written, but thats all it is.

It appears to me and perhaps others, that you "creamed" numbers from Tommy's quarter mile list in order to support your position. The first two results for the LS3 had to be eliminated, again, because they would affect the other LS3 numbers when averaged, and go against the preconceived "LS2 makes 411hp" agenda.

The writeup will impress people who are overwhelmed by its sheer volume, and references to other threads which indicate "research", but those who take the time to critically read it, and have read scientific literature in the past, will likely take a different view of it.

For whatever reason, I don't know, the reason, but it seems that for whatever reason, you seem to be on this mission to at least imply, if not outright "prove" that the LS2 either "makes or "would make 411 hp under the latest SAE J1349 procedure.

Sometimes its painful to watch. I mean, in some cases, you are reaching so hard, that as mentioned above, you are saying that the LS3 based Corette has an advantage on a dynamometer over an LS2 based Vette and that this played a role in the 36.8hp difference shown from Schinlders observation of the dynograph overlays.

No, the 36.8 rwhp difference he put up there, between his car and the typical LS2 dynoed at the same shop, with the same operator, was simply inconsistent with your hypothesis. It was going to go against the 411hp theory. So it had to be "impeached".

Originally Posted by Marina Blue
... However, I use this only as an example to show that the LS3 Corvette has a definite advantage on a chassis dyno. Another factor may be weight of the rear wheels. Forged wheels on 2008 cars are lighter than the cast wheels that were on the 2005 to 2007 cars....
You're reaching. Not all LS3 based C6s have forged wheels, and I am almost certain that Schindler's old LS3 had painted Gumbys on it. Or painted 10 spokes. Not Forged.

Furthermore, you don't know what wheels were on the LS2s which made up the average number that Shindler's car was compared against. Some, of them may even have had aftermarket forged wheels themselves.

Finally, if what you say is true, then why don't T56 transmissioned '06 and '07 Z06s dyno significantly less than their '08 and '09 siblings with TR6060 transmissions in them?

Originally Posted by Marina Blue
I'll stick with what I have already posted.
As will I my friend. As will I.

Last edited by '06 Quicksilver Z06; Jul 18, 2009 at 02:24 PM.
Old Jul 20, 2009 | 12:21 AM
  #323  
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I enjoyed my GTO's LS2 so much that I bought an '08 just for the LS3.
Old Jul 20, 2009 | 12:44 AM
  #324  
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Originally Posted by PCMusicGuy
Some people are just nuts. There is NO exclusivity to owning any flavor of the Corvette lineup. Not even the awesome ZR1. Even if I had the money, I would not get the ZR1 as $60,000+ in mods goes a long way, plus I can get EXACTLY what I want. It's not about making any kind of statement to anybody else. It's about enjoying what you have because that's what YOU like. If you define yourself by what others think of you, well then so be it.
I have to agree! Back to the post!

The 08 had a lot of changes not just the Ls-3!
Old Jul 20, 2009 | 02:03 AM
  #325  
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Originally Posted by MLCZ51
my Z51 LS2 with vararam and headers with tune EATS ls3's...cost me about 2k for the mods.
I have an 2001 ls1 vararam, longtubes, corsa pacecar exhaust, no cats and I pulled on an ls3 during a 10-120 highway pull. But it was like 1/4 of a car.

Thats why i'm going to put on the nos
Old Jul 20, 2009 | 02:18 AM
  #326  
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Originally Posted by zwaldo
I have an 2001 ls1 vararam, longtubes, corsa pacecar exhaust, no cats and I pulled on an ls3 during a 10-120 highway pull. But it was like 1/4 of a car.

Thats why i'm going to put on the nos
Sure you did.
Old Apr 30, 2010 | 07:33 PM
  #327  
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Originally Posted by '06 Quicksilver Z06
. Utter . And someone in here tried to tell you just how they knew it was utter , but you say you "didn't have time" to listen.

OK Bonehead
Old Apr 30, 2010 | 08:20 PM
  #328  
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30 HP is nothing.
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Old Apr 30, 2010 | 08:49 PM
  #329  
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Originally Posted by SilverC6AZ
OK Bonehead
You're the one talking the following bull$#!+:

Originally Posted by SilverC6AZ
There has been extensive analysis done that support the theory that the LS2 has 410 HP, not 400 HP. Further narrowing the gap between the LS2 and LS3.

(This is probably whey we see a mininal jump in performance when we compare an apples to apples configuration of an LS2 and LS3)

The general conclusion from the theory was that GM did not document the LS2 at 410 HP, so that they would not upset all the 2003-2004
Z06 owners with 405 HP, who thought when they bought their car they'd have the most powerful Corvette for more than a year or so.


Looks to me that it's self explanatory from the above X Files, conspiracy theory, horse crap, just who the bonehead is.
Old Apr 30, 2010 | 09:07 PM
  #330  
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Originally Posted by C6Buddy
30 HP is nothing.

I know people who spent $1000+ to get 15 hp, let alone 30.
Old Apr 30, 2010 | 09:30 PM
  #331  
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Originally Posted by Valleybacker

I know people who spent $1000+ to get 15 hp, let alone 30.
they wasted their money. If you are going to do it right then spend a few bucks and get 200 HP.
Old Apr 30, 2010 | 11:51 PM
  #332  
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Originally Posted by '06 Quicksilver Z06
You're the one talking the following bull$#!+:





Looks to me that it's self explanatory from the above X Files, conspiracy theory, horse crap, just who the bonehead is.
Oh it be true. You just can't accept it.
Old May 1, 2010 | 12:25 AM
  #333  
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I had the opportunity to buy an ls3 1lt. But this is my daily driver. Instead of paying $33000 for a stripped down crappy color ls3, I got myself a lovely 06 z51 3lt with 12000 miles for $31000, VR over cashmere, along with polished wheels.... ohh yeah the ls3 is great, but when I have a girl next to me, I would like her to stare at the sky from my transparent roof, and when im on a track, i would love to adjust my seat to make it stiffer..... and when my nephew hops in the car, he would go nuts when I show him my heads up display....


and if your talking speed, Its 30 hp guys,, and both are vettes..... have a break and stop hating your cars whether its an ls2 or an ls3. Have pride in what you drive and if its speed that concerns you, bro send me a PM and I will give you a link for a website that sells cams.
Old May 1, 2010 | 12:37 AM
  #334  
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I just clocked 95,000 miles on my measly 400 HP 05 LS2 and will drive the beast every day till the wheels fall off.
I was fortunate to be able to pay cash for it in 05. I would be a fool to sell it, take a $$$ hit for virtually the same car which is identical in looks for only 30 more horsepower...(although some here have said "it's a completely different car" which it is not)... What's even more ridiculous is that some will go out, trade in their very low mileage garage queen pre 08's, for one with 30 more HP and make it their new low mileage garage queen

Last edited by Jimbeaux; May 1, 2010 at 01:04 AM.
Old May 1, 2010 | 01:12 AM
  #335  
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Originally Posted by SilverC6AZ
Oh it be true. You just can't accept it.
wait, don't tell me Jack Nicholson, right??? Is that you?

"You can't handle the truth."
Old May 1, 2010 | 08:18 AM
  #336  
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Originally Posted by mpuzach
You 2008 and 2009 guys have your LS3s but my lowly LS2 came with an orange interior ambient light, locking console lid, underhood light, and rear hatch pulldown bracket!
That's. Pretty mean. :

Question?

I have an 09 Cpe with an LS3.

Is this a new motor, or is This the same motor and HP rating that the ZO6 had a few years back?
Old May 1, 2010 | 08:55 AM
  #337  
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LMFAO @ thread... funny stuff.

Get notified of new replies

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Old May 1, 2010 | 11:05 AM
  #338  
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Originally Posted by '06 Quicksilver Z06
Trade up. Anything less than trading up is just a bandaid.

Long tube headers, and it gets louder, hotter inside, and it may not pass emissions.

Cold air intakes, be they front breathers or back breathers are still bottom breathers, and make you more susceptable to hydrolock.

Tunes...well you don't know what you're getting.

Get more radical than that, like going into your engine to do cams and such, and you do so at a bit more risk.

Just about any mod for power you do is liable to cost you at least a little, in drivability and/or dependability.

And finally, any "simple bolt on" mod that you can do on an LS2, can be done by an owner of an LS3 and it will respond just as good, if not better. ....So at the end of the day, you will still wind up right where you started if you are comparing "like to like".

Trade up. Anything less than trading up is a bandaid.
Great post

To the OP: I traded up from an LS1 to an LS3. That is a definite SOTP difference to be sure That said, it wasn't about the HP or the speed for me. I enjoyed my '04 Vette as much as I enjoy my '09 now. When I was posting in C5 General, many folks trying to "keep up with the Jones'" over there and use the increased HP of the LS2 and now the LS3, LS7 and LS9 as a "benchmark" to strive for which IMHO is nothing more than $$$$$ being spent to enhance bragging rights.

Same thing with C5 guys wanting HIDs or push-button starting. I'll say the same thing here I said there: if you want those features or want that level of HP, its much easier (and cheaper) to just upgrade
Old May 1, 2010 | 11:20 AM
  #339  
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Crap, this thread is almost 1 YEAR old. Relax everyone. They are all Corvettes right. No Corvette is inferior to another, it all depends on what you want to drive.

30hp (36 with NPP) is almost a 10% increase, power that is OEM. It won't be felt as much in a Vette compared to a Camry but it will be felt. Just like I know almost 70hp jump to the Z06 and definitely the 200+ to a ZR1 would be felt for me. In the end I wouldn't want to own either of those cars due to a bad left hip. Every person has a point when enough is enough, it all depends on cash available, willingness to spend that cash, physical limitations, personal preferences, etc.
Old May 1, 2010 | 12:16 PM
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Originally Posted by phileaglesfan
Crap, this thread is almost 1 YEAR old. Relax everyone. They are all Corvettes right. No Corvette is inferior to another, it all depends on what you want to drive.

30hp (36 with NPP) is almost a 10% increase, power that is OEM. It won't be felt as much in a Vette compared to a Camry but it will be felt. Just like I know almost 70hp jump to the Z06 and definitely the 200+ to a ZR1 would be felt for me. In the end I wouldn't want to own either of those cars due to a bad left hip. Every person has a point when enough is enough, it all depends on cash available, willingness to spend that cash, physical limitations, personal preferences, etc.
Hard to argue your logic /thread



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