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Speed Magazine 350Z Tuner Wars!

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Old Jul 6, 2005 | 10:41 AM
  #21  
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From track to track , it can be a world of difference . Stock 350Z's have a hard time breaking 15 flat at our track
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Old Jul 6, 2005 | 10:43 AM
  #22  
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Looks like an interesting read... definitely gonna pick it up after work.
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Old Jul 6, 2005 | 10:57 AM
  #23  
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Jim Wolf "Only one I saw that had a LSD noted":
Yokohama Advan A048
265/35zr/18
285/30zr/18
Nismo LSD, anti-roll bars, springs and dampers, 350EVO control arms.
Stock Brembos

GReddy:
Nitto NT555
245/35ZR/19
275?30ZR/19
"I have this same set up on my car, it's not so good."
TEIN Type Flex Coilovers
GReddy/Alcon 6-pot, 355mm rotor front, stock Brembo rear.

Stillen:
Toyo Proxes RA1
245/40ZR/18
305/35ZR/18
Eibach Springs, Koni dampers, Stillen anti-roll bars and contol arms and camber & radius rods rear.
AP 6-pot, 14.3" rotor front, AP 4-pot 13.5"rotor rear.

Vortech:
Toyo Proxes RA1
245/40ZR/18
275/35ZR/18
Nismo Springs, dampers and anti-roll bars.
Stock Brembos with Nismo Pads.
Nismo Carbon Fiber Shift **** and Vinyl Mayhem graphics, you know that helped it go fast.
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Old Jul 6, 2005 | 11:02 AM
  #24  
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The testing was conducted at Streets of Willlow, which is high elevation...I think about 2500ft above sea level, so that likely contributed to the low times as well...but still...

Those R&T drivers were weak...maybe they sent out the B-Team.
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Old Jul 6, 2005 | 11:05 AM
  #25  
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So they were all running about the same set up for tires and rims , that the average guy has on the street would . Did the same guy or guys run the tests on all the cars , or did the owners do the driving ? I would think that the mag had thier own test drivers . So it makes it a very good test of what the kits can do , with out of the box set ups .
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Old Jul 6, 2005 | 11:09 AM
  #26  
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They had Mike Cronin Jr. from Performance Nissan Racing do all the driving. He's won some races in their 350Z, so I'd have to say he's got skill.

Last edited by Gary King; Jul 6, 2005 at 11:16 AM.
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Old Jul 6, 2005 | 11:35 AM
  #27  
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it might have been interesting if they had a stock C6 corvette out there for comparison

that's a BUNCH OF CRAP that the NA Z had hoosier race tires and all the others had to use street tires. WTF comparison is that? Put the traction on a car that isn't in such desperate need of it?

the greddy car - just as I thought, mediocre tires on a minimal suspension with medium tire sizes, and no LSD.....

the JWT car looks like it was set up half way decent

I'm puzzled how the vortech did so much better than the rest with 1/4 times

they should have done a 1/4 and 0-60 run on that NA built up Z
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Old Jul 6, 2005 | 11:50 AM
  #28  
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Originally Posted by sentry65
it might have been interesting if they had a stock C6 corvette out there for comparison

that's a BUNCH OF CRAP that the NA Z had hoosier race tires and all the others had to use street tires. WTF comparison is that? Put the traction on a car that isn't in such desperate need of it?

the greddy car - just as I thought, mediocre tires on a minimal suspension with medium tire sizes, and no LSD.....

the JWT car looks like it was set up half way decent

I'm puzzled how the vortech did so much better than the rest with 1/4 times

they should have done a 1/4 and 0-60 run on that NA built up Z
Well, if traction at launch really was a problem, then the Vortech has a huge advantage over the TT kits. The Vortech's power grows as the motor winds up... meaning, at lower RPMs (launch) it will not spin as much. The TT kits hit a high amount of torque at low RPM, thus more wheel spin.

The 1/4 mile times definitely should be better, how much power did the article claim each car was putting down?
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Old Jul 6, 2005 | 12:02 PM
  #29  
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Originally Posted by HyperSprite
Finally a magazine that holds the tuners feet to the fire to prove they are more than just show. They are doing more than printing the marketing spiel the companies hand them and really testing them against stock and each other (the one thing we just can't do with an online community).

Speed Magazine called 9 FI companies, 9, and all they got was 4 cars. Where the rest scared of real testing? You be the judge. It had to be running on DOT tires (and even two DOTs were disallowed because they were unrealistic for a street car) and 104 octane or lower (and all the cars came with 100 in the tanks) so these cars could be something you could really build and drive.

Read the sidebar on page 69 about the Nismo suspended car with better lap times than any of the blown cars, albeit on tires the would not have allowed for the test but still, it's interesting.

Bling Factor: Both the Greddy 350Z and RX8 were built to show and their performance suffered because of it. That whole thing about having to disable the ABS for the 6 pot greddy brakes on the RX8 was ridiculous and silly Greddy, 19s aren't for driving, both cars ended up with longer stopping distances than stock. That's not a performance upgrade.

Also on page 30 they have a Nismo R34GT-R Z-Tune (look to page 32 for the Nismo steering wheel some have seen on 350Zs)

On another note, check out the Audi TT 0 to 60 in 3.8sec and the 1/4 in 12.3 (although the rest of the numbers don't look nearly as good as a stock Z).

Chris
Regarding the 5 that did not make it. Keep in mind that Sport Z Magazine was doing their article around the same time and invited everyone as well.
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Old Jul 6, 2005 | 12:06 PM
  #30  
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Originally Posted by mcduck
I'm not surprised. I think for a out of the box kit, the Vortech is much better than the TT offerings. 370-380rwhp is not uncommon vs 350-360ish you get with the average TT kit out of the box and tuned safely. The strength of the TT kits is what you can do with them **beyond** just installing the kit. They have a lot more room for growth than the SC offerings. Put built/tuned SC & TT kits in a contest and the TT Zs would probably eat the SC Z's alive.
I have to disagree with your opinions on the Vortech. Out of the box to me is a kit that is put on with no tuning modifictations, meaning exactly out of the box, and on the car. Most out of the box Vortech numbers are 320-340 whp and WAY rich from what I have seen, most guys with an out of the box but tuned R4 software hit 370-390whp. If you wanna include tuning with what comes in the kits then all of the turbo kits, even the Turbonetics ST kit (with no tune at all), would easily surpass the tuned Vortech numbers but of course with a much better powerband and much more TQ. You couldnt tune the Greddy all that much higher because you would need to by the harness to adjust the timing. APS TT and prolly ST out of the box would easily surpass te Vortech in a direct out of the box dyno shootout. Ive never seen a direct out of the box Vortech with 370+rwhp, no way.

And as far as the driver in that article, he may be the big d!ck on the road course, but he'd get laughed at around here running 14.2 in a stock Z. Just by seeing that he ran better times in the Vortech s/c Z over the Greddy Z, that tells me he couldnt control the power off the line worth a damn. Even with a slighlty worse launch in a Greddy TT, he should have easily overpassed the s/c by the end of the 1/4 <-----just my opinion

Last edited by Alberto; Jul 6, 2005 at 12:21 PM.
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Old Jul 6, 2005 | 12:09 PM
  #31  
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yeah i thought all vortechs doing around 380whp or higher had cams and all breathing mods at least
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Old Jul 6, 2005 | 12:10 PM
  #32  
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Dynojet used at XS Engineering.

Jim Wolf:
358 bhp @ 6110 rpm
365 lb-ft @ 4260 rpm

GReddy:
411 bhp @ 6190 rpm
372 lb-ft @ 4570 rpm

Stillen:
320 bhp @ 6560 rpm
306 lb-ft @ 3930 rpm

Vortech, power was very close to stock till about 3000 rpm:
359 bhp @ 6450 rpm
317 lb-ft @ 4920 rpm

Stock:
243 bhp @ 6200 rpm
236 lb-ft @ 4520 rpm
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Old Jul 6, 2005 | 12:20 PM
  #33  
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They also mentioned that the owner of the dyno said that his dyno puts out numbers typically 20hp or more less than other dynos. The driver of all cars said the JWT car felt like it had the most power from top to bottom with no noticeable turbo lag at any point.

Last edited by kjbalto; Jul 6, 2005 at 01:16 PM.
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Old Jul 6, 2005 | 12:31 PM
  #34  
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those numbers would be wheel hp not brake hp correct?
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Old Jul 6, 2005 | 12:35 PM
  #35  
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Originally Posted by sentry65
those numbers would be wheel hp not brake hp correct?
The charts had "bhp" but the dynojet is at the wheels right?
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Old Jul 6, 2005 | 12:53 PM
  #36  
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Originally Posted by 35oZephyR
I thought an equally entertaining article in that same issue was the Greddy (turboed) forced induced Rx-8.

With all it's mods it yielded like a 14.2 on the quartermile and less than a stock Z's performance numbers. The modded Rx8 also weighed in at over 3300 lbs.

First off, Im not trolling. I am at this site due to possibly trading for a 350z in the future.

Anyway, the owner of the turbo'd RX-8 is a member of the RX-8 site I visit regularly and has stated he didnt get a chance to take out all of his stereo equipment, thus the high weight. And before you jump on him for leaving it in the car he is active military and was due back to duty.
I believe he has left the boost at 5llb, (which tails to 4llb after 7500) instead of upping to 7llb across rev range like some other members.

Traction is the culprit on the 8 as the rear wheels wont hook up for drag launches which leave a high 1/4 mile time.

I agree the numbers were horrible for a FI car. (rx-8, not the z)
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Old Jul 6, 2005 | 01:05 PM
  #37  
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I didnt read the full Z article (the girlfriend was *****ing to leave B&N) but am I reading some above posts correctly that a Nismo Z beat the FI Z's?

What Nismo parts were included? Clutch/Flwheel? Cams? Exhaust? Light weight rims?

Were the Hoosiers the Z running not DOT legal (R compound?)
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Old Jul 6, 2005 | 01:14 PM
  #38  
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There was an asterisk next to the hp numbers in the chart and if you look at the asterisk at the bottom of the page it says "Measured at the wheels" So the numbers listed are at the wheels.
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Old Jul 6, 2005 | 04:22 PM
  #39  
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Originally Posted by nis350ztt
Regarding the 5 that did not make it. Keep in mind that Sport Z Magazine was doing their article around the same time and invited everyone as well.
Yeah, if that is true, it's to bad, the Sport Z article could have been phoned in. They had the opportunity to test all these Zs together and instead it reads like 5 different articles and most of the writing is installs and parts list. If anyone needs to know that they could go out to the manufactures web sites for parts or ask around on this forum install experience.

Chris
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Old Jul 6, 2005 | 04:29 PM
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i bought this issue last week. great write-up. A definite must read!
I went to barnes & noble 3 or 4 times looking for Sport Z.
No luck they still hadn't recieved it? I saw this & picked it up instead.
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