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C6 mufflers

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Old Jan 2, 2004 | 03:00 PM
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Default C6 mufflers

Notice the mufflers next to the to the dif and transmission. Wonder if it will cause a heat issue.

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Old Jan 2, 2004 | 03:05 PM
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Default Re: C6 mufflers (alpha)

On the Z51 package the manual tranny comes with a cooler.
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Old Jan 2, 2004 | 03:08 PM
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Default Re: C6 mufflers (CPT Z06)

And the diff fluid circulates through the tranny to keep cool!
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Old Jan 2, 2004 | 03:36 PM
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Default Re: C6 mufflers (Godspeed)

And the diff fluid circulates through the tranny to keep cool!
Where did you read this?
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Old Jan 2, 2004 | 04:12 PM
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Default Re: C6 mufflers (CPT Z06)

Hib's writeup discusses the trans and diff coolers. The mufflers are actually behind the diff housing.

Duke
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Old Jan 4, 2004 | 11:16 PM
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Default Re: C6 mufflers (CPT Z06)

And the diff fluid circulates through the tranny to keep cool!

Where did you read this?
GM officially stated it. The differential is cooled by the transmission, which in turn is cooled by the engine coolant.
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Old Jan 4, 2004 | 11:19 PM
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Default Re: C6 mufflers (alpha)

I need to reread Hib's write up, but I believe he mentioned that GM has a tunnel effect designed into the bottom of the car that exits through the tailpipe location. That seems to say that there should be some good air flow through the muffler/tailpipe area.

Todd
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Old Jan 5, 2004 | 02:39 PM
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Default Re: C6 mufflers (BLK 98WS6)

I need to reread Hib's write up, but I believe he mentioned that GM has a tunnel effect designed into the bottom of the car that exits through the tailpipe location. That seems to say that there should be some good air flow through the muffler/tailpipe area.

Todd
That makes sense because when the C5 was released they said they had to have those slits in the endura bumper for venting, or there would be heat dammage to the rear. The C6 arrangement makes much more sense to me. I don't see why they had to wait until the C6 to make a simple change like this, but it sure looks great to me.


[Modified by LongTimer, 7:40 PM 1/5/2004]
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Old Jan 6, 2004 | 03:43 AM
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Default Re: C6 mufflers (alpha)

Notice the mufflers next to the to the dif and transmission. Wonder if it will cause a heat issue.

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Old Jan 7, 2004 | 11:01 AM
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Default Re: C6 mufflers (LittleBoyBlu99)

Kind of funky these mufflers in on the top and out on the bottom. Wonder what Cosa is thinking for future systems?
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Old Jan 7, 2004 | 02:52 PM
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Default Re: C6 mufflers (z060ntrack)

Do we know what material they are using for the mufflers? Not sure if this question is a ...I doubt they will use Titanium for the base C6 as they do for the current Z06...


[Modified by wachuko, 9:12 AM 1/9/2004]
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Old Jan 7, 2004 | 04:33 PM
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Default Re: C6 mufflers (wachuko)

GM said no titanium in the exhaust.
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Old Jan 9, 2004 | 02:30 AM
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Default Re: C6 mufflers (LongTimer)

more they trick out our vettes the more problems and money we will have to spend with time when it breaks
i wish they would keep it SIMPLE but they dont they want us buyin replacement parts form GM
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Old Jan 9, 2004 | 11:21 AM
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Default Re: C6 mufflers (LongTimer)

GM said no titanium in the exhaust.
It seems that the reduction in U-bends and piping has probably saved them lot of weight! I wonder what this system weighs compared to the C5 system?

Todd
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Old Jan 22, 2004 | 03:21 PM
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Default Re: C6 mufflers (LongTimer)

I need to reread Hib's write up, but I believe he mentioned that GM has a tunnel effect designed into the bottom of the car that exits through the tailpipe location. That seems to say that there should be some good air flow through the muffler/tailpipe area.

Todd

That makes sense because when the C5 was released they said they had to have those slits in the endura bumper for venting, or there would be heat dammage to the rear. The C6 arrangement makes much more sense to me. I don't see why they had to wait until the C6 to make a simple change like this, but it sure looks great to me.


[Modified by LongTimer, 7:40 PM 1/5/2004]
The waited to do this until the C6 ebcause on the C5 there was a spare tire well that prevented it. upon alimitnating the tire well they were able to place the mufflers perpendicular to the axel.
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Old Jan 22, 2004 | 06:05 PM
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Default Re: C6 mufflers (BLK 98WS6)

I need to reread Hib's write up, but I believe he mentioned that GM has a tunnel effect designed into the bottom of the car that exits through the tailpipe location. That seems to say that there should be some good air flow through the muffler/tailpipe area.

Todd
That tunnel effect type of cooling won't do much good in rush hour traffic or when driving on hot pavement in the summer time. And, air doesn't really do a good job of cooling anything. No matter how cold it get's, your engine would blow up if it weren't for coolant flowing through the block.

The tranny cooler should provide the lions share of the cooling and I hope counter act any heat added to the diff by the mufflers .
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Old Jan 23, 2004 | 07:44 AM
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Default Re: C6 mufflers (MUKAKsC5)

more they trick out our vettes the more problems and money we will have to spend with time when it breaks
i wish they would keep it SIMPLE but they dont they want us buyin replacement parts form GM
I guess you never had a tranny overheat, some of us drive the vette the way it was "meant" to be driven. I use quotes because with the Z06 and the problems it has on extended track runs, if GM really meant for us to do it?
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Old Jan 23, 2004 | 09:21 AM
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Default Re: C6 mufflers (wwashing)

And, air doesn't really do a good job of cooling anything. No matter how cold it get's, your engine would blow up if it weren't for coolant flowing through the block.

.
Air actually does a very good job of cooling. It requires surface area for the heat exchange to take place, but air is a fine medium for automotive cooling. As for the engine blowing up without coolant, it depends on the design of the motor. Porsche has used air cooled motors for many years in previous models. Sitting in rush hour traffic has a totally different cooling requirement than running at higher rpm on the open road. Less heat per unit time is developed at idle than a higher rpm.

Todd
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Old Mar 4, 2004 | 09:37 PM
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Default Re: C6 mufflers (z060ntrack)

Kind of funky these mufflers in on the top and out on the bottom. Wonder what Cosa is thinking for future systems?
Or, GHL or Borla! I can see a basicly straight through design with little resonators that roars!
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Old Mar 5, 2004 | 10:15 AM
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Default Re: C6 mufflers (BLK 98WS6)

Air actually does a very good job of cooling. It requires surface area for the heat exchange to take place, but air is a fine medium for automotive cooling. As for the engine blowing up without coolant, it depends on the design of the motor. Porsche has used air cooled motors for many years in previous models. Sitting in rush hour traffic has a totally different cooling requirement than running at higher rpm on the open road. Less heat per unit time is developed at idle than a higher rpm.

Todd
It's all in what you call a 'good' job of cooling. As you mention, a high surface area is needed because heat transfer rate to a gas does not compare to that of a fluid. Compared to the surface area of your radiator, the surface area of the coolant tracks in your block are significantly less.

On the Porsche engines, that's true, and one of my previous motorcycles was air cooled as well, but the Porsche engines were relativly low displacement, and as far as my bike, it had no cooling water, but it did utilize an oil cooler to cool the block (as well as fins on the top of the cyllinder head).
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