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Old Mar 7, 2003 | 04:35 PM
  #1  
rx7speed's Avatar
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From: Caldwell,ID
Car: 2005 BMW 545i
Engine: 4.4L N62B44
Transmission: 6spd auto
Axle/Gears: Rotating
highest flowing mufflers

ok need a muffler that is not a straight through muffler

needs to have stainless steel packing to withstand 1600-1800* exhuast temps

and needs to be very high flowing
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Old Mar 7, 2003 | 05:00 PM
  #2  
zerotosixtyV8's Avatar
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From: MO
Car: Camaro
I'll tell you where to get a good muffler if you can tell me where I can get apex seals for my Camaro?
j/k
If you want a custom job or something check out www.burnsstainless.com
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Old Mar 7, 2003 | 07:58 PM
  #3  
rx7speed's Avatar
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From: Caldwell,ID
Car: 2005 BMW 545i
Engine: 4.4L N62B44
Transmission: 6spd auto
Axle/Gears: Rotating
Originally posted by zerotosixtyV8
I'll tell you where to get a good muffler if you can tell me where I can get apex seals for my Camaro?
j/k
If you want a custom job or something check out www.burnsstainless.com
I can setup you up with a 13B with good apex seals for your camaro

you just need to figure out how to get it in there
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Old Mar 7, 2003 | 08:02 PM
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I don't think a rotary would work in a camaro. mostly cause of the lack of torque and extra weight an f-body has over a light Rex. But seriously check out Burns Stainless, they sell Inconel tubing which can easily handle those high temps.
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Old Mar 8, 2003 | 01:16 AM
  #5  
rx7speed's Avatar
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From: Caldwell,ID
Car: 2005 BMW 545i
Engine: 4.4L N62B44
Transmission: 6spd auto
Axle/Gears: Rotating
Originally posted by zerotosixtyV8
I don't think a rotary would work in a camaro. mostly cause of the lack of torque and extra weight an f-body has over a light Rex. But seriously check out Burns Stainless, they sell Inconel tubing which can easily handle those high temps.
yeah but the tubing isn't big enough


want 3 inch ID tubing


and I like this
under the titanium piping

"Titanium is not recommended for high temperature applications
( > 1600º sustained ) like high pressure turbocharger or rotary engine exhausts."
http://www.burnsstainless.com/Titani...aniumtube.html
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Old Mar 8, 2003 | 01:21 AM
  #6  
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should read it a bit more carefully... it's NOT recommended for that type of application. If you want something that can with stand incredibly high temperature and pressure, a Nickel Alloy is gonna be your best bet. They are incredibly corrosion resistant as well. The only thing is it's gonna cost you a buttload. Look around at other Inconel manufacturers. titanium is nice, but it's not designed for high pressure applications.
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Old Mar 8, 2003 | 01:34 AM
  #7  
rx7speed's Avatar
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From: Caldwell,ID
Car: 2005 BMW 545i
Engine: 4.4L N62B44
Transmission: 6spd auto
Axle/Gears: Rotating
I did read it

so it is not recomended and could still be used but not the greatest idea


just sound it funny b/c titatium is so great and wonderfull among the import crowd and yet a rotary shouldn't use it


problem is the high temps from a rotary.. .almost 1800*


only thing is stock piping on my car is 2 1/2 inch after the collector and 2 inch after the y

when I go turbo I'm prolly going to run a single 3 inch pipe into dual 2 1/2 inchers



hehe and I have 1.3L using the same size piping that you thirdgen guys use
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Old Mar 8, 2003 | 02:13 AM
  #8  
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Car: Camaro
titanium is good for exhausts, even high temp, but it's not very durable under pressure. Like the Z06 uses titanium alloy in it's exhaust. But for high heat AND pressure applications you'd probably get all sortsa bursts. I figure that as the heat goes up, it's structural intergrity goes down quite a bit, even though 1600 degrees is about 500 away from it's melting point. Some stuff is a bit fad, titanium is one of them. A good 321 stainless system can handle what titanium can... Inconel is were the real durability is.
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Old Mar 8, 2003 | 01:54 PM
  #9  
rx7speed's Avatar
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From: Caldwell,ID
Car: 2005 BMW 545i
Engine: 4.4L N62B44
Transmission: 6spd auto
Axle/Gears: Rotating
the comment was high pressure OR rotary exhuast
the z06 doesn't put out anywhere near as much heat through the exhuast as a rotary does. at WOT the z06 exhuast temps prolly barely reach 1200* if even while the rotary puts out 1800*. my headers right now I see glow all the time at WOT and that is with fairly unrestrictive exhuast.

either way though the tubing wasn't large enough for me to buy
the inconel tubing might be a worthwhile thing for me too look into if I can find some that is a little larger

didn't get the chance to read what is the weight on that stuff though?
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Old Mar 8, 2003 | 04:54 PM
  #10  
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From: MO
Car: Camaro
Inconel is a choice material in aerospace jet exhausts, I'd imagine it's decently lightweight as well because of its aerospace use. It's expensive though. I'd guess a foot of 3" diameter inconel is pushing a few hundred.
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