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Old Jul 7, 2011 | 11:30 AM
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Default My dad's vette

Hey all. I talked my dad into running his 50th anniversery Z06 at the strip in Martin MI yesterday. We had a riot! My question is, w/ 305/35/18 Mickey Thompson drag radials, he ran 12.72. That was after a lot of trial and error; him figuring out launches and general racing. While we did have a riot, he's a bit upset because he expected better w/ the drag tires. I've heard a lot of people are getting low 12's w/ the run flats on these.

Originally he was running horrible, it was 85 degrees and he hasn't raced before so it took a bit for him to figure it all out (first run was 13.50). I wish I had his slip so I could give more but all I have is 12.72 at 110 w/ a .1112 launch.

My basic question is, Is this a good size for the rear tires? He got that time running @ 15psi. If someone who's raced a C5 zo6 could let me know what they ran, that would be awesome!

The really incredible part is he finally did it and we had sooooooo much fun! Now he's all about looking for the mods ! I told him get it down w/ stock so he knows right where it's at, then start w/ the mods!

Thanks for any info, really appreciate it!
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Old Jul 7, 2011 | 12:12 PM
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Originally Posted by matsk8
Hey all. I talked my dad into running his 50th anniversery Z06 at the strip in Martin MI yesterday. We had a riot! My question is, w/ 305/35/18 Mickey Thompson drag radials, he ran 12.72. That was after a lot of trial and error; him figuring out launches and general racing. While we did have a riot, he's a bit upset because he expected better w/ the drag tires. I've heard a lot of people are getting low 12's w/ the run flats on these.

Originally he was running horrible, it was 85 degrees and he hasn't raced before so it took a bit for him to figure it all out (first run was 13.50). I wish I had his slip so I could give more but all I have is 12.72 at 110 w/ a .1112 launch.

My basic question is, Is this a good size for the rear tires? He got that time running @ 15psi. If someone who's raced a C5 zo6 could let me know what they ran, that would be awesome!

The really incredible part is he finally did it and we had sooooooo much fun! Now he's all about looking for the mods ! I told him get it down w/ stock so he knows right where it's at, then start w/ the mods!

Thanks for any info, really appreciate it!
What was the 60 foot? A trap of 110 sounds like he wasn't carrying out his shifts, hitting the rev limiter, or shifting really slow. Even in the heat, a z06 should be trapping at least 114-115.

My dad ran 13.0 at 110 in his z06 on street tires....I took over and ran 12.3 at 116+ on the next pass. Our launches were identical, but I shifted all the way to redline. Its funny because my Dad too was disappointed and thought he had a lemon, but I proved his car was fine. You really need to rev the ls6 out...it is a high rpm car.
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Old Jul 7, 2011 | 12:38 PM
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His 60' time was .205 and he was shifting at 6200 rpms. So next time he'll hold em till the redline!

A couple more questions: What viscosity and what kind of oil are you guys using? Also, is anybody using the Killer Bee intake and the X3 tuner? Seems to have good reviews and my dad really wants that now!

I've got to say this soooooo much fun! I've been playing w/ this stuff w/ my cousin and it's so awesome to see my dad into it as well! I also definitely appreciate the input! Good to here from guys who know
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Old Jul 7, 2011 | 12:49 PM
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I think you are looking at reaction time. 60 times are typically in the 1.8-2.2 second range on stock cars. Shifting at 6200 is definitely why the MPH is down. Rev that thing out to redline. Not only does the ls6 carry its power up there, but it will put you in a better RPM on the next shift.
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Old Jul 7, 2011 | 12:57 PM
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I wish I had his slips, then I could tell you for sure. I do know that his 1/4 was 12.72 @ 110 (his best run) and his reaction time was .1112, I remember that from looking at his slip last night. I asked him what his 60' time was and that was what he said, I don't think he really knew. Thanks again for the info!
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Old Jul 7, 2011 | 02:51 PM
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Originally Posted by matsk8
His 60' time was .205 and he was shifting at 6200 rpms. So next time he'll hold em till the redline!

A couple more questions: What viscosity and what kind of oil are you guys using? Also, is anybody using the Killer Bee intake and the X3 tuner? Seems to have good reviews and my dad really wants that now!

I've got to say this soooooo much fun! I've been playing w/ this stuff w/ my cousin and it's so awesome to see my dad into it as well! I also definitely appreciate the input! Good to here from guys who know
I can't help you with drag racing but before he spends any money on mods, tell him to spend a lot of time on here researching what parts to buy. I would suggest the vararam for an intake since you are drag racing but this site has a ton of good info. read, then buy. good luck
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Old Jul 7, 2011 | 04:04 PM
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I've seen a few guys break into the 11's with stock Z06's with headers and CAI on a good air day, low 12's are generally pretty easy to do - nothing wrong with the tire size btw, it's fine for that car, makes more diff on an A4 than a stick....you should be trapping in the high 1 teens, get the 60' down, shift at red line so you come into the next gear with some hp....I have an A4, so I run diferrently, but my bud with his Z06 leaves the line at about 3,500 rpm with little spin....
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Old Jul 7, 2011 | 04:46 PM
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Originally Posted by 00 Rooster
I can't help you with drag racing but before he spends any money on mods, tell him to spend a lot of time on here researching what parts to buy. I would suggest the vararam for an intake since you are drag racing but this site has a ton of good info. read, then buy. good luck
For sure. I told him to become a member here but he's kind of hard headed and not the most internet savy (hope he doesn't read this!). He was already to buy a Killer Bee intake and an X3 tuner and I told him to run it more stock and get more consistant times before he goes hog wild on mods.

Thanks for the info BTW

Originally Posted by dankhts
I've seen a few guys break into the 11's with stock Z06's with headers and CAI on a good air day, low 12's are generally pretty easy to do - nothing wrong with the tire size btw, it's fine for that car, makes more diff on an A4 than a stick....you should be trapping in the high 1 teens, get the 60' down, shift at red line so you come into the next gear with some hp....I have an A4, so I run diferrently, but my bud with his Z06 leaves the line at about 3,500 rpm with little spin....
After what mchicia1 posted I'm positive his problem was not getting enough rpm's before he shifted. He was shifting at 6200. Next text n tune! Then we'll see.

When your buddy leaves the line at 3,500, is that w/ the stock F1 tires or does he have drag radials?
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Old Jul 7, 2011 | 04:55 PM
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Definitely need to be a lot more aggressive on the launch. A 2.05 60' is marginal for stock street tires, nevermind ET streets. You could probably run 1.6-1.7 60's easy if you beat it hard enough. As mentioned shifting higher will help a lot too. Between the two things you could easily run very low 12s I think.

As far as mods go, if you're looking for a CAI go for a Vararam. There really isn't anything better and it's been proven time and time again over the last decade or more.

Dope
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Old Jul 7, 2011 | 08:45 PM
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Originally Posted by matsk8

When your buddy leaves the line at 3,500, is that w/ the stock F1 tires or does he have drag radials?
DR's..... dosen't dump the clutch, but a "fast slip"...just enough so not to break traction.... cuts 1.70 60' times give or take a hun,,,

Last edited by dankhts; Jul 7, 2011 at 08:47 PM.
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Old Jul 8, 2011 | 11:16 AM
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Thanks to everyone for all the replies ! Especially the one about the DR's, I told him to get that size and tire so it makes me feel a lot better to know he didn't throw away $350!

He ordered the Vararam intake today; now he's wondering what tuner to go w/. He seems to be sold on the X3 but I told him to wait and see what you guys say. If I read it right, the biggest hp bang for your buck w/ these is a tune, intake, and headers right?

Here's a link to one of his runs, that's my cousin's procharged V6 Mustang he's racing BTW...
http://www.youtube.com/watch?v=Ih-F_...eature=related

This was my run if anyone cares...
http://www.youtube.com/watch?v=blb3a...eature=related

Last edited by matsk8; Jul 8, 2011 at 11:25 AM.
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Old Jul 8, 2011 | 09:56 PM
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My dad really wants that X3 tuner. Does anyone here have any experience w/ it or does anyone have one they'd recommend over it?
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Old Jul 9, 2011 | 12:07 PM
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Originally Posted by matsk8
My dad really wants that X3 tuner. Does anyone here have any experience w/ it or does anyone have one they'd recommend over it?
I don't have any experience with the X3. The handhelds are good for adjusting shift points and firmness on automatics but the general consensus here is that you're not going to get much power from them. Most of the guys on here either get a mail-order tune or a dyno/street tune at a pro shop. The professional tune is about as much as you'd pay for a handheld ($300-$400).

Also, until you've done other mods first, a tune isn't going to give you much HP/TQ. Believe it or not, GM actually did a decent job with the factory tune - there's a little more room in there, but you don't see the same type of gains you do on turbo-powered imports, for example.

My recommendation for him is to skip the tuner, get the VR and some headers and maybe a cam installed - then take it to a pro tuning shop in your area for a good dyno/street tune
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Old Jul 9, 2011 | 02:31 PM
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I agree with a professional tune... Much better bang for the buck.. Plus if he has mods done, most shops will retune for free if you have them do the mod work..
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