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06 S/C vs 300c SRT-8

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Old Jan 19, 2007 | 10:33 AM
  #126  
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I doesn't matter what the Cobra's TQ/HP curves look like or what they dyno at. Simply put 9 times out of 10 a C5 Z06 will walk a Cobra.

And the late model LS6 Z06 will se more than 360WHP, and most Cobras will see a little more than 370WHP.

Many more factors affect the Z06 vs Cobra outcome anyway. Things like gearing and rear mounted transaxles making weight distribution/transfer way better.
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Old Jan 19, 2007 | 11:34 AM
  #127  
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Originally Posted by VictoryRed06
So I'm coming home on the freeway about 30 min ago....i see this black srt-8 300c lined up with a bumble bee charger r/t and theyre screwin around...so i decide to join in on the action....since this freeze warning across california has came in its really made my car pull sooo much harder...so i hear the exhaust on this srt-8 so i figure that this guy has at least something done which makes it more intresting for me....so his ghetto ass girl in the passenger seat rolls the window and starts yellin...."you dont want none of this!" over and over....i tell her that i only need 4 cylinders to beat theyre ass so we line up on the freeway at about 80 (which as u guys know is primo rpm range for us on a thrid gear pull) so we honk and go....i get a good pull at about 2 cars...i hit into 4th gear and he comes up about half a car and we hold all the way up to about 140 and then he lets off...we do this acouple of times from thrid gear and the results were the same...so i myself and super stooked that i smashed on this *******....i lined back up with him for a 4th time but i wanted to go from 2nd gear but the guy just shook his head and his girlfriend wasnt sayin ****. never underestimate the power of 4

o yea about that r/t....he didnt even bother coming near me after i was done with the srt-8
i dont think i believe this story.. we're talking a bout a 425 horse v-8, in a highway race.. maybe at the track.. but i dont believe that you edged him out..
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Old Jan 19, 2007 | 11:35 AM
  #128  
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or just the z is like 400 to 500 pounds lighter
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Old Jan 19, 2007 | 11:38 AM
  #129  
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Originally Posted by VictoryRed06
my mods are:

Fujita CAI, Full exhuast (weapon r 4-2-1 header no cat, and corsa cat back), 42.5 Ib Injectors, 2.8 pulley, gm reflash, and driver mod <---
even with mods listed i still dont believe this story.. i bet you could take one from a dig though
p.s. i know how heavy they are for all of those who would argue power to weight.
i wanna see some videos of all this stuff from you guys, otherwise i'm calling b.s.
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Old Jan 19, 2007 | 12:55 PM
  #130  
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hopefully I have a video on the way. And how is this not possible. The SRT-8 runs low 13 second 1/4's... I've beat cars running 12.8 from a roll. My friend with the SRT-8 says it really falls on it's face and seems to lose power around 80mph as well.

Originally Posted by chevysalesman614
i dont think i believe this story.. we're talking a bout a 425 horse v-8, in a highway race.. maybe at the track.. but i dont believe that you edged him out..
SRT-8
425 CRANK hp - 4200 lbs... probably 4500 with 2 passengers


Power to weight ratio: .09444


Cobalt SS/SC

With his mods:

300 CRANK hp - 1 passenger= 3000lbs.


Power to weight ratio: .1

Last edited by USMCFieldMP; Jan 19, 2007 at 12:55 PM. Reason: Automerged Doublepost
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Old Jan 19, 2007 | 12:59 PM
  #131  
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Originally Posted by USMCFieldMP
hopefully I have a video on the way. And how is this not possible. The SRT-8 runs low 13 second 1/4's... I've beat cars running 12.8 from a roll. My friend with the SRT-8 says it really falls on it's face and seems to lose power around 80mph as well.



SRT-8
425 CRANK hp - 4200 lbs... probably 4500 with 2 passengers


Power to weight ratio: .09444


Cobalt SS/SC

With his mods:

300 CRANK hp - 1 passenger= 3000lbs.


Power to weight ratio: .1
i would be happy to be proven wrong by a video
b.t.w the cobalt weighs 2911 dry so with driver and all the fluids i think its a bit more than 3000 lbs.
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Old Jan 19, 2007 | 01:01 PM
  #132  
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Originally Posted by USMCFieldMP
hopefully I have a video on the way. And how is this not possible. The SRT-8 runs low 13 second 1/4's... I've beat cars running 12.8 from a roll. My friend with the SRT-8 says it really falls on it's face and seems to lose power around 80mph as well.



SRT-8
425 CRANK hp - 4200 lbs... probably 4500 with 2 passengers


Power to weight ratio: .09444


Cobalt SS/SC

With his mods:

300 CRANK hp - 1 passenger= 3000lbs.


Power to weight ratio: .1

SRT-8s have shown to dyno more than their 425 crank hp suggests (they are underrated too) and you are only guessing at his.
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Old Jan 19, 2007 | 01:20 PM
  #133  
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Originally Posted by chevysalesman614
i would be happy to be proven wrong by a video
b.t.w the cobalt weighs 2911 dry so with driver and all the fluids i think its a bit more than 3000 lbs.
Understandable, but a few pounds won't make that big of a difference. If the SS weighed in at 3200 lbs... that's still a power-weight of .09375... which is pretty damn close. At that point you have to think about gearing... and the fact that the SRT will lose more power through the drivetrain since it is a RWD.

Originally Posted by e-thug43v3r
SRT-8s have shown to dyno more than their 425 crank hp suggests (they are underrated too) and you are only guessing at his.
Guessing at what? His Power? Lets restart this whole calculating thing.

DRY weight of an SRT is right about 4200. ASSUMING that the GIRL and THE DRIVER and THE GAS weigh a combined weight of 300 pounds... i calculated that at 4500lbs. More than likely the dude weighs 200+ and she weighs 130 PLUS gas weight, and that thing has a 19 gallon tank... with 15 gallons of gas that adds a little more than 100 lbs. So that is more like 4600~lbs. I'll give him the benefit of the doubt an say he's got 450 horse. Would you like me to refigure my numbers now?

450hp @ 4600lbs : .0978

And just like the the SRT dynos more than they are rated... so does the SS... I said 300 crank hp... MINE has 325, and I have almost IDENTICAL mods as him. Lemme throw some extra weight on the Coby for ya.

Cobalt:

325hp @ 3250lbs : .1


Any more questions/Comments? As soon as the roads dry, and my buddy pulls out the SRT... I'll have a video of a Dig, 35mph, and 75 mph race. Don't worry, I won't disappoint.
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Old Jan 19, 2007 | 01:30 PM
  #134  
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From: kern county
Originally Posted by USMCFieldMP
Understandable, but a few pounds won't make that big of a difference. If the SS weighed in at 3200 lbs... that's still a power-weight of .09375... which is pretty damn close. At that point you have to think about gearing... and the fact that the SRT will lose more power through the drivetrain since it is a RWD.



Guessing at what? Power to Weight. Please little boy, don't call me out on that... it is simple math. Power to weight is power divided by weight. DRY weight of an SRT is right about 4200 ASSUMING that the GIRL and THE DRIVER and THE GAS weigh a combined weight of 300 pounds... i calculated that at 4500lbs. More than likely the dude weighs 200+ and she weighs 130 PLUS gas weight, and that thing has a 19 gallon tank... with 15 gallons of gas that adds about another 100 lbs. So that is more like 4600~lbs. Would you like me to refigure my numbers now?

450hp @ 4600lbs : .0978

And just like the the SRT dynos more than they are rated... so does the SS... I said 300 crank hp... MINE has 325, and I have almost IDENTICAL mods as him. Lemme throw some extra weight on the Coby for ya.

Cobalt:

325hp @ 3250lbs : .1


Any more questions/Comments? As soon as the roads dry, and my buddy pulls out the SRT... I'll have a video of a Dig, 35mph, and 75 mph race. Don't worry, I won't disappoint.
Wow, so you took your engine out and dynoed it???
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Old Jan 19, 2007 | 01:34 PM
  #135  
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Originally Posted by e-thug43v3r
Wow, so you took your engine out and dynoed it???
Sure did buddy!


It's called Proven Mathematical Equations. If you'd like to find me the WHP of a Stock SRT-8 300C... I'd gladly re-figure my numbers with my WHP.
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Old Jan 19, 2007 | 01:36 PM
  #136  
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From: kern county
Originally Posted by USMCFieldMP
Sure did buddy!
Post up your engine dyno sheet.
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Old Jan 19, 2007 | 01:53 PM
  #137  
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why did u pull it out of the car? to get crank hp? i dont understand why you couldn't just put it on a mustang dyno and get whp's..
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Old Jan 19, 2007 | 01:55 PM
  #138  
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Originally Posted by chevysalesman614
why did u pull it out of the car? to get crank hp? i dont understand why you couldn't just put it on a mustang dyno and get whp's..
He is bullshittin
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Old Jan 19, 2007 | 01:57 PM
  #139  
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Haha... i didn't think you guy would take me serious about pulling my engine!

Like I said in that same post, "It's called Proven Mathematical Equations. If you'd like to find me the WHP of a Stock SRT-8 300C... I'd gladly re-figure my numbers with my WHP."
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Old Jan 19, 2007 | 02:08 PM
  #140  
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Originally Posted by USMCFieldMP
Haha... i didn't think you guy would take me serious about pulling my engine!

Like I said in that same post, "It's called Proven Mathematical Equations. If you'd like to find me the WHP of a Stock SRT-8 300C... I'd gladly re-figure my numbers with my WHP."
hahaha what????

http://kansascityvca.com/srt8/srt8dchart.jpg
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Old Jan 19, 2007 | 02:08 PM
  #141  
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Chevysalesman wait tell you get stg2 and mods you'll change your point of veiw about not having a chance aganist the srt8's.
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Old Jan 19, 2007 | 02:12 PM
  #142  
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Originally Posted by BACK2GM
Chevysalesman wait tell you get stg2 and mods you'll change your point of veiw about not having a chance aganist the srt8's.
i do have stage 2.. but thanks for caring.
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Old Jan 19, 2007 | 02:14 PM
  #143  
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Originally Posted by BACK2GM
Chevysalesman wait tell you get stg2 and mods you'll change your point of veiw about not having a chance aganist the srt8's.
Too True!

Originally Posted by e-thug43v3r
I'll take the Higher of the 3 and round up. 370whp

370whp @ 4600lbs : .0804

Cobalt SS

270whp @ 3250lbs : .0830


Close race now!
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Old Jan 19, 2007 | 02:17 PM
  #144  
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Originally Posted by p7x
posted above was a video of an SRT8 going 12.9 bone stock.



I think ppl would believe you if you had the mods to back it up. Im not saying this didnt happen just that by the numbers it shoudn't have happened.
Not that I don't believe it, but something isn't fact just because it's posted on the web. Of all people, those on this forum should know that.
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Old Jan 19, 2007 | 02:19 PM
  #145  
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From: new jersey
Originally Posted by USMCFieldMP
Too True!



I'll take the Higher of the 3 and round up. 370whp

370whp @ 4600lbs : .0804

Cobalt SS

270whp @ 3250lbs : .0830


Close race now!
i have had stage two since the week before christmas.. and i still think you didn't beat an srt-8
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Old Jan 19, 2007 | 02:21 PM
  #146  
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^Have you raced an srt8 on the freeway before?
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Old Jan 19, 2007 | 02:23 PM
  #147  
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Originally Posted by BACK2GM
^Have you raced an srt8 on the freeway before?
no. i do not race on the highway.. how many times do i have to say that
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Old Jan 19, 2007 | 02:29 PM
  #148  
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im not saying i dont believe it, but geeze, its an SRT8. i thought they were really fast. i know i saw one on the highway next to me and he took off like a bat out of hell. i wasnt racing, he just punched it and i was like...dang. but anywho. anyone have the 1/4 mile times for an srt8 with an ok driver??
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Old Jan 19, 2007 | 02:30 PM
  #149  
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Well Im not saying sreet racing is ok but maybe you should find out how you would do against one before claim that another member's story is false without trying it first hand.
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Old Jan 19, 2007 | 02:31 PM
  #150  
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Originally Posted by chevysalesman614
no. i do not race on the highway.. how many times do i have to say that
w3rd, free/highway racing is the ghey!

Originally Posted by LaserblueSS
im not saying i dont believe it, but geeze, its an SRT8. i thought they were really fast. i know i saw one on the highway next to me and he took off like a bat out of hell. i wasnt racing, he just punched it and i was like...dang. but anywho. anyone have the 1/4 mile times for an srt8 with an ok driver??
they average low 13s

quite a few have ran 12.5s and 12.6s

Last edited by e-thug43v3r; Jan 19, 2007 at 02:31 PM. Reason: Automerged Doublepost
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