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Help GM Engineers Design the new Z06

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Old 08-20-2013, 11:09 AM
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stevebz06
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Default Help GM Engineers Design the new Z06

Now that the car is getting reviewed and the reviews look pretty positive, the only area I'm feeling let down in is the mass. With all the emphasis they put into light weight materials it's a little disapointing seeing the weight go UP instead of down from the C6. Since a lot of people on this forum seem to think that GM has no idea how to design cars anymore, I thought it might be helpful to give some advice on how to get mass out of future HI-PO variants.

I'll start off and suggest they go back to the Titanium exhaust like on the C5 Z06, and while they are at it, go to 2 exhaust tips instead of 4 and get rid of those gimicky valves.
Old 08-20-2013, 11:23 AM
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jvp
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Originally Posted by stevebz06
I'll start off and suggest they go back to the Titanium exhaust like on the C5 Z06, and while they are at it, go to 2 exhaust tips instead of 4 and get rid of those gimicky valves.
Two counters to your suggestions:
  • A Ti exhaust is not only insanely expensive, but it removes weight from the wrong end of the car! It's why they stopped using them.
  • Those valves aren't "gimicky(sic)" as you say. When open they allow the engine to exhale more freely, creating a bit more torque. But when open, the car will fail federal drive-by noise tests. In other words: they're required or the car can't get registered anywhere in the states.
Old 08-20-2013, 11:26 AM
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1. They don't need your help.

2. It's already designed.
Old 08-20-2013, 11:27 AM
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lol
Old 08-20-2013, 11:29 AM
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Originally Posted by stevebz06
Now that the car is getting reviewed and the reviews look pretty positive, the only area I'm feeling let down in is the mass. With all the emphasis they put into light weight materials it's a little disapointing seeing the weight go UP instead of down from the C6. Since a lot of people on this forum seem to think that GM has no idea how to design cars anymore, I thought it might be helpful to give some advice on how to get mass out of future HI-PO variants.

I'll start off and suggest they go back to the Titanium exhaust like on the C5 Z06, and while they are at it, go to 2 exhaust tips instead of 4 and get rid of those gimicky valves.
Helpful?
Old 08-20-2013, 11:45 AM
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Originally Posted by travisnd
1. They don't need your help.

2. It's already designed.

Lol, exactly.
Old 08-20-2013, 11:48 AM
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Originally Posted by stevebz06
Now that the car is getting reviewed and the reviews look pretty positive, the only area I'm feeling let down in is the mass. With all the emphasis they put into light weight materials it's a little disapointing seeing the weight go UP instead of down from the C6. Since a lot of people on this forum seem to think that GM has no idea how to design cars anymore, I thought it might be helpful to give some advice on how to get mass out of future HI-PO variants.

I'll start off and suggest they go back to the Titanium exhaust like on the C5 Z06, and while they are at it, go to 2 exhaust tips instead of 4 and get rid of those gimicky valves.
Expect more gratuitous use of carbon fiber and magnesium. Using carbon fiber frame components will drastically cut weight as long as it can be combined in a way that doesn't compromise structural integrity.
Old 08-20-2013, 11:48 AM
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Originally Posted by travisnd
1. They don't need your help.

2. It's already designed.
Quoting this just in case anyone misses it.
Old 08-20-2013, 11:51 AM
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They've probably already got most of it done.

Probably well into the tweaking/testing.
Old 08-20-2013, 11:53 AM
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Originally Posted by OnPoint
They've probably already got most of it done.

Probably well into the tweaking/testing.
Besides final testing, the car is finished by now for sure.
Old 08-20-2013, 12:00 PM
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Originally Posted by travisnd
1. They don't need your help.

2. It's already designed.
My guess is BG could do a run of C7 ZR1's today if they wanted to.
Old 08-20-2013, 12:02 PM
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Originally Posted by C7pimp
Besides final testing, the car is finished by now for sure.
They started considering the development and goals of the vehicle at the same time as the base car. They obviously prioritize the completion of the base car first, but development and testing has been going on nearly as long as the base car. The have to be co-developed to a large extent because it's the same platform and you always have to consider high performance versions while doing the base car and I guarantee they paid even more attention this time around to the Z06 performance. I'm willing to bet that it will be able to take down a 458 Italia in every aspect of performance. Considering how good the base car is, the Z06 will truly be a world class performer.
Old 08-20-2013, 12:17 PM
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Originally Posted by C7pimp
They started considering the development and goals of the vehicle at the same time as the base car. They obviously prioritize the completion of the base car first, but development and testing has been going on nearly as long as the base car. The have to be co-developed to a large extent because it's the same platform and you always have to consider high performance versions while doing the base car and I guarantee they paid even more attention this time around to the Z06 performance. I'm willing to bet that it will be able to take down a 458 Italia in every aspect of performance. Considering how good the base car is, the Z06 will truly be a world class performer.
Good thing Ferrari just came out with the 458 Speciale today.

But yeah, it should take on the 458 pretty easily IMO.
Old 08-20-2013, 12:20 PM
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Originally Posted by C7pimp
They started considering the development and goals of the vehicle at the same time as the base car. They obviously prioritize the completion of the base car first, but development and testing has been going on nearly as long as the base car. The have to be co-developed to a large extent because it's the same platform and you always have to consider high performance versions while doing the base car and I guarantee they paid even more attention this time around to the Z06 performance. I'm willing to bet that it will be able to take down a 458 Italia in every aspect of performance. Considering how good the base car is, the Z06 will truly be a world class performer.
IF they make a C7 Z06 it will surely be a world class performer and it will definitely drive/ride far better than the C6 version.

I honestly think they will only have one variant of Z-car. Heck, the Z06/ZR1 were basically the same car with a different engine so I could see a ZR1 badge with two engine options, a 550+ NA and a S/C or TT 750+.

There will, of course, be more Stingray variants.
Old 08-20-2013, 12:56 PM
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Originally Posted by travisnd
1. They don't need your help.

2. It's already designed.
Old 08-20-2013, 01:10 PM
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stevebz06
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There appears to be more Coolaide drinking going around here than I suspected. So when you guys pick up your new C7, you are not going to change ANYTHING on the car? Not even a favorite motor oil instead of what the factory recommends? If that is the case, then the aftermarket guys might as well close their doors.
Old 08-20-2013, 01:15 PM
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Originally Posted by stevebz06
There appears to be more Coolaide drinking going around here than I suspected. So when you guys pick up your new C7, you are not going to change ANYTHING on the car? Not even a favorite motor oil instead of what the factory recommends? If that is the case, then the aftermarket guys might as well close their doors.
Making modifications to the car post-purchase != helping the engineers design the car.

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To Help GM Engineers Design the new Z06

Old 08-20-2013, 01:23 PM
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Guibo
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Originally Posted by stevebz06
There appears to be more Coolaide drinking going around here than I suspected. So when you guys pick up your new C7, you are not going to change ANYTHING on the car? Not even a favorite motor oil instead of what the factory recommends? If that is the case, then the aftermarket guys might as well close their doors.
I don't think anyone is saying that. What they're saying is that GM has probably already done a lot for the C7Z that addresses some of these things (and perhaps some things that may take the aftermarket guys a few years to improve on).
Agreed on the increasing use of carbon and titanium exhaust as good ways to reduce weight. They could probably go to a carbon drive shaft and torque tube, which could also eliminate AFM vibrations experienced in the aluminum version.
Old 08-20-2013, 01:26 PM
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Originally Posted by stevebz06
There appears to be more Coolaide drinking going around here than I suspected. So when you guys pick up your new C7, you are not going to change ANYTHING on the car? Not even a favorite motor oil instead of what the factory recommends? If that is the case, then the aftermarket guys might as well close their doors.
Where do you get that notion?
Old 08-20-2013, 01:27 PM
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zhopper05
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Originally Posted by RickDI
I am considering the 'fuzzy dice' mod.

Hey Rick - I found a set "buy one get one free", wanna split cost? We'll have more money for more mods....


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