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What does it take to hit the 200mph mark

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Old 10-15-2006, 04:16 PM
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STEEL
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Default What does it take to hit the 200mph mark

What does it take to top 200 miles an hour? How much horsepower do you need? Do you need to change the transmition or diff or do any aerodynamics changes? And has any one on the forum hit that 200 mark.
Old 10-15-2006, 04:28 PM
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Pakisho
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Funny you ask, I did some high speed stuff today on a closed course. 600rwhp, R compounds, stock suspension, haltech nose piece, stock hood, etc.

I went to the top of fifth very easily (repeated runs), and pulled it a little in sixth once, car was still accelerating.

Past 150, the hood starts fluttering pretty good, vented hood is next. Car was otherwise quite stable, you definitely need to be paying attention, but it went exactly where I wanted it to.

Ran really strong all morning, testament to the fine work at Lapd.
Old 10-15-2006, 04:34 PM
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500 whp and lowered car worked for me hit 201mph.
Old 10-15-2006, 05:04 PM
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BlackMagicC5
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Originally Posted by STEEL
What does it take to top 200 miles an hour? How much horsepower do you need? Do you need to change the transmition or diff or do any aerodynamics changes? And has any one on the forum hit that 200 mark.
I think the question should be how quickly do you want to get to 200. It wouldn't take much in mods to hit 200, but the less horsepower you have, the longer it'll take and more likely you are to run out of road.
Old 10-15-2006, 06:11 PM
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peter pan
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Originally Posted by BlackMagicC5
I think the question should be how quickly do you want to get to 200. It wouldn't take much in mods to hit 200, but the less horsepower you have, the longer it'll take and more likely you are to run out of road.
Spot on, quite a few times this spring and summer my little ole 346 has been at 170+ and this has been on some Texas back country hill country runs with other Vettes running ahead of me for protection so I could do some boosted runs. With my setup going from 70ish to 170+ is not an issue and takes little time and my hood is really shaking at this point and I do believe I need to change this to an extractor hood so I can run the mile and see how close I can be to the 180+ crowd in this span. I have the mods to hit 200, just needs the ***** as I have hit 170ish it is really moving, oh my car is still pulling as it has plenty left in it, just not in the country
Old 10-15-2006, 07:24 PM
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I've always found this site to be quite interesting when it comes to determining how much power is needed for a given speed.

The forumlae, in some cases, are fudged a bit. However, the guy has built some insanely fast cars so I think he knows what he's talking about.
Old 10-15-2006, 09:17 PM
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Basically a new Z06 with a tune
Old 10-15-2006, 09:30 PM
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A big set of ***** and alot of straight flat road.
Old 10-15-2006, 10:14 PM
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Originally Posted by sqeznbi
A big set of ***** and alot of straight flat road.


I have the power but on the *****

Make sure to add me to your will
Old 10-15-2006, 10:17 PM
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Originally Posted by Pakisho
Funny you ask, I did some high speed stuff today on a closed course. 600rwhp, R compounds, stock suspension, haltech nose piece, stock hood, etc.

I went to the top of fifth very easily (repeated runs), and pulled it a little in sixth once, car was still accelerating.

Past 150, the hood starts fluttering pretty good, vented hood is next. Car was otherwise quite stable, you definitely need to be paying attention, but it went exactly where I wanted it to.

Ran really strong all morning, testament to the fine work at Lapd.



I saw 195 on the same closed course myself today!!! The impulse to lift once you cross 180 is very strong!

The car was VERY stable at those speeds after Orange county Corvette worked my suspension!!

I was almost topped out in sixth on the 195 run with the G-force 5th and 6th gears.
and yes there is some vid somewhere....

JB
Old 10-15-2006, 11:47 PM
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You were at the same place as me today? Dang, what are the odds of that?



Old 10-16-2006, 12:09 AM
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You have to love those closed courses.
Old 10-16-2006, 01:21 AM
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Originally Posted by Pakisho
You were at the same place as me today? Dang, what are the odds of that?



Here's another shot from the day. I pulled on him from 3d on up...

Old 10-16-2006, 08:25 AM
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love that custom paint job. very sexy!! my zr1 buddy curtis hit 201 with his 1990 zr1 (RIP, racing accident) with about 400 rwhp.

car was lowered, removed mirrors, taped up the front. above 160 MPH the aero makes a BIG difference as the drag takes lots up HP to overcome

what does it take to hit 200, good tires, a sizeable bank account, brass cajones, and the willingness to risk life an limb!!

I would recommend a helment, roll cages, and make sure the wheels and tires are checked, properly balanced, ect.

in the case of the c4 take out the tire pressure sensors too!! I think the c5 are a better design.

make sure your car is checked out and in top condition. the silver state is a blast. I will try my hand @ 200 at the flying mile in maxton.

my buddy did it with over 700 rwhp in a c4, lets see what the TT can do.
Old 10-16-2006, 08:48 AM
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ECS TT C6 Z06


and yes a really big set of ballz
Old 10-16-2006, 10:34 AM
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Originally Posted by Wicked Weasel
ECS TT C6 Z06


and yes a really big set of ballz
Now who would do that
Old 10-16-2006, 10:42 AM
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Originally Posted by Chris@East Coast Supercharging
Now who would do that
Certainly nobody with frosted hair

Jersey

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Old 10-16-2006, 11:38 AM
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Originally Posted by Jerseyboy
Certainly nobody with frosted hair

Jersey
according to the bathroom wall his ballz are small
Old 10-16-2006, 11:43 AM
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Originally Posted by Wicked Weasel
ECS TT C6 Z06


and yes a really big set of ballz
I think it can be done with a C5Z06 as well, it just needs to stay out of the trailer...and with only 346 cubes
Old 10-16-2006, 01:19 PM
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Hey boys. Nice driving yesterday. I think the 200mph mark is more challenging to hit than people think. I know the Murci was expecting to get there, but it wasn't to be yesterday.

I've been thinking of starting a forum just for people looking to hit that mark. GPS200.com It would be a place to trade information and ideas on how to get there. People would be able to join with timing light slips, radar confirmation or GPS readings. Too many wonky speedos out there for that kind of validation, I think.


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