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Carbon Fiber Drive Shafts

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Old 02-13-10, 04:42 PM
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Carbon Fiber Drive Shafts

How do these things hold up on hard launches?
something to put into a drag car? a 4lb driveshaft sounds kinda cool if you ask me. I've never been a huge fan of carbon fiber body work. The hoods, mirrors, gas caps. All that jazz.
But would a CF drive shaft hold its own behind a turbo 3 rotor? Or would the high rpm launches be too much for it?
Old 02-13-10, 10:30 PM
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I had one when I ran a stock tranny. You have to realize the stock driveshaft is already pretty small and never really breaks anyhow. You'll save a few lbs but Im not sure it did any benefit.
Old 02-13-10, 10:52 PM
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Originally Posted by ErnieT
I had one when I ran a stock tranny. You have to realize the stock driveshaft is already pretty small and never really breaks anyhow. You'll save a few lbs but Im not sure it did any benefit.
Im a "better safe then sorry" kinda guy.
My entire car revolves around that. haha!
I figure Ill end up running some different driveshaft once the Liberty is put in.
Ive never broken a driveshaft with a rotary before. Then again, None of my Rx7's have made much over 450 to the wheels. And Ive never tracked an Rx7 with more then 400whp.
I DESTROYED a couple driveshaft on my Mustang. One stock on, first the balancer broke off on a launch. Then on my second run it crunched the entire shaft. So I went to an aluminum shaft. And that twisted under a 200 shot. Tires hooked like glue. I was running a 10" tire that day. And I didnt think the track threw any VHT down. but sure enough. haha
Then I went to an OEM shaft again, and did one more pass (same day that I rolled the aluminum one) And it shattered, and fucked up the car really nice. lol
Old 02-14-10, 03:59 PM
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The best places to lose weight are things that rotate or unsprung weight. But, with that said, I would have to agree with Ernie on this one. Although you are going to lose a little weight and gain a little strength.....for the cost, I would recommend putting that money elsewhere.
Old 02-14-10, 04:10 PM
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The car should be right around 2100-2200 with a full tank (20 gallon), and without me in it.
Give or take a few.
Really depends on what goes in for interior.
Old 02-21-10, 03:57 PM
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Originally Posted by Loose10AE
How do these things hold up on hard launches?
something to put into a drag car? a 4lb driveshaft sounds kinda cool if you ask me. I've never been a huge fan of carbon fiber body work. The hoods, mirrors, gas caps. All that jazz.
But would a CF drive shaft hold its own behind a turbo 3 rotor? Or would the high rpm launches be too much for it?
heres a video response for you. carbon fiber drive shaft

http://www.youtube.com/user/MCFPower...13/GOKMjImQBDw
Old 02-22-10, 08:41 AM
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Originally Posted by turboR1
heres a video response for you. carbon fiber drive shaft

http://www.youtube.com/user/MCFPower...13/GOKMjImQBDw
Ouch. Killed it on the burnout even!
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