# C6Z vs KB GT500

**URL:** <https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982>\
**Category:** NYSpeed Automotive\
**Created:** [December 9, 2007, 8:28am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982 "2007-12-09T08:28:06Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![turbo\_ls1\_ss](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbo_ls1_ss/32/7303_2.png) [@turbo\_ls1\_ss](https://forums.speedlife.net/u/turbo_ls1_ss)\
**Post date:** [December 9, 2007, 8:28am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/1 "2007-12-09T08:28:06Z")

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this is pretty cool…lol

500rwhp zo6 vs 640rwhp shelby. who wins?..

im starting to sway away towards the C5Z towards the C6’s. was looking at the new LS3 C6’s yesterday… 🙂 :pimp:

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**Author:** ![articzap](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/articzap/32/7361_2.png) [@articzap](https://forums.speedlife.net/u/articzap)\
**Post date:** [December 9, 2007, 8:31am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/2 "2007-12-09T08:31:54Z")

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Weight and aerodynamics are killing that GT500.

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**Author:** ![joelster](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/joelster/32/7258_2.png) [@joelster](https://forums.speedlife.net/u/joelster)\
**Post date:** [December 9, 2007, 8:35am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/3 "2007-12-09T08:35:43Z")

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Got to agree on the aerodynamics bit, that slippery 'vette is slicing through the wind.

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**Author:** ![StrokedZ28](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/strokedz28/32/7592_2.png) [@StrokedZ28](https://forums.speedlife.net/u/StrokedZ28)\
**Post date:** [December 9, 2007, 8:36am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/4 "2007-12-09T08:36:40Z")

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[quote=“articzap,post:2,topic:39982"”]

Weight and aerodynamics are killing that GT500.

[/quote]

Agreed, but I would take both.

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**Author:** ![ultradriver10000](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ultradriver10000/32/7397_2.png) [@ultradriver10000](https://forums.speedlife.net/u/ultradriver10000)\
**Post date:** [December 9, 2007, 9:02am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/5 "2007-12-09T09:02:39Z")

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LS3’s are great. Throw in a cam and call it a day. Can get an easy 475 hp with cam only.

BTY: I love your sig pict strokedZ28

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**Author:** ![jt76](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jt76/32/5100_2.png) [@jt76](https://forums.speedlife.net/u/jt76)\
**Post date:** [December 9, 2007, 9:09am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/6 "2007-12-09T09:09:41Z")

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I would never buy a GT500. Way over priced and Ford should have put the thing on a diet but, Im not a fan of the new mustang at all really. If i was to buy another car though it would be a 2003-2004 Cobra for sure. Vettes really arnt my thing eiether.

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**Author:** ![kingsario](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/kingsario/32/7572_2.png) [@kingsario](https://forums.speedlife.net/u/kingsario)\
**Post date:** [December 9, 2007, 9:13am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/7 "2007-12-09T09:13:35Z")

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moved. GT500 lost cause of the chrome lol

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**Author:** ![psphinx81](https://avatars.discourse-cdn.com/v4/letter/p/e9a140/32.png) [@psphinx81](https://forums.speedlife.net/u/psphinx81)\
**Post date:** [December 9, 2007, 9:17am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/8 "2007-12-09T09:17:29Z")

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12psi? WEAK

love both cars

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**Author:** ![bladez](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bladez/32/7237_2.png) [@bladez](https://forums.speedlife.net/u/bladez)\
**Post date:** [December 9, 2007, 9:19am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/9 "2007-12-09T09:19:37Z")

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yea, why would you run 12 psi on a kb :gotme:

especially a kb that big, the 2.8’s don’t hit their efficiency range until 20+ psi…

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**Author:** ![jt76](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jt76/32/5100_2.png) [@jt76](https://forums.speedlife.net/u/jt76)\
**Post date:** [December 9, 2007, 10:09am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/10 "2007-12-09T10:09:23Z")

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did you see that 3.4 (i think thats the size) Whipple they came out with for the Shelby? Damn, and i thought the 2.8 was insane

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**Author:** ![bladez](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bladez/32/7237_2.png) [@bladez](https://forums.speedlife.net/u/bladez)\
**Post date:** [December 9, 2007, 11:04am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/11 "2007-12-09T11:04:11Z")

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^they have them out for the 03-04 cobra too

a guy i know in pa just set the all time record for twin screw only down the 1/4 mile…  
he ran a 9.23 @ 146 on just 25psi on a 3.4 whipple

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<div class="post-metadata">

**Author:** ![87FOXGT](https://avatars.discourse-cdn.com/v4/letter/8/ecd19e/32.png) [@87FOXGT](https://forums.speedlife.net/u/87FOXGT)\
**Post date:** [December 9, 2007, 11:15am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/12 "2007-12-09T11:15:55Z")

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hah, Cobras are gay id never own one :gay2:

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**Author:** ![IanK](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/iank/32/5016_2.png) [@IanK](https://forums.speedlife.net/u/IanK)\
**Post date:** [December 9, 2007, 12:11pm UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/13 "2007-12-09T12:11:02Z")

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OMG awsome races

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<div class="post-metadata">

**Author:** ![Xander](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/xander/32/7597_2.png) [@Xander](https://forums.speedlife.net/u/Xander)\
**Post date:** [December 9, 2007, 1:45pm UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/14 "2007-12-09T13:45:52Z")

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Power/weight.

X…

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<div class="post-metadata">

**Author:** ![bing](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bing/32/7211_2.png) [@bing](https://forums.speedlife.net/u/bing)\
**Post date:** [December 9, 2007, 2:45pm UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/15 "2007-12-09T14:45:00Z")

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\<\<\< not surprised.

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<div class="post-metadata">

**Author:** ![Justin](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/justin/32/7459_2.png) [@Justin](https://forums.speedlife.net/u/Justin)\
**Post date:** [December 9, 2007, 4:05pm UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/16 "2007-12-09T16:05:46Z")

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Z06\>\*

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<div class="post-metadata">

**Author:** ![psychopjv](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/psychopjv/32/7251_2.png) [@psychopjv](https://forums.speedlife.net/u/psychopjv)\
**Post date:** [December 9, 2007, 4:23pm UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/17 "2007-12-09T16:23:26Z")

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i want a white with blue striped gt500 so bad…park it right next to my other bitch.

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<div class="post-metadata">

**Author:** ![Haenszel](https://avatars.discourse-cdn.com/v4/letter/h/e68b1a/32.png) [@Haenszel](https://forums.speedlife.net/u/Haenszel)\
**Post date:** [December 9, 2007, 4:37pm UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/18 "2007-12-09T16:37:14Z")

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[quote=“Xander,post:14,topic:39982"”]

Power/weight.

X…

[/quote]

z06 “500hp” = 6.35 lb/hp  
gt500 “640hp” = 6.125 lb/hp

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<div class="post-metadata">

**Author:** ![Boomin99GT](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boomin99gt/32/7306_2.png) [@Boomin99GT](https://forums.speedlife.net/u/Boomin99GT)\
**Post date:** [December 18, 2007, 10:32am UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/19 "2007-12-18T10:32:03Z")

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> [@jt76](#):
>
> did you see that 3.4 (i think thats the size) Whipple they came out with for the Shelby? Damn, and i thought the 2.8 was insane

I was just reading about that. People are already getting them for the '03/'04 Cobras. Thats a big blower.

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<div class="post-metadata">

**Author:** ![Dr.Stevil](https://avatars.discourse-cdn.com/v4/letter/d/da6949/32.png) [@Dr.Stevil](https://forums.speedlife.net/u/Dr.Stevil)\
**Post date:** [December 18, 2007, 12:32pm UTC](https://forums.speedlife.net/t/c6z-vs-kb-gt500/39982/20 "2007-12-18T12:32:00Z")

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very nice :tup:

both are very badass cars. I’d love to own either one

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