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Driveshaft Hoop

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Old Dec 15, 2012 | 10:10 AM
  #1  
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Default Driveshaft Hoop

I've noticed a few treads regarding Hp and torque limits for the trans and D36 / D44.

With the C-beam confriguration what kind of driveshaft and halfshaft hoop set-ups are being used out there. If the shaft break it would be nice to keep them contained and away from the glass body parts.
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Old Dec 15, 2012 | 02:19 PM
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Unfortunately I don't have a picture handy, but when I was running a C-beam, I had a 1/4" steel strap in the shape of a "C" that I bolted to the C-beam to act as a driveshaft loop. Fortunately, I never had to use it.
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Old Dec 15, 2012 | 02:47 PM
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I got my 95 driveshaft and halfshaft safety hoops from dragvette.com a few years ago. They required a little tweaking to get them to fit right but they worked out fine. The driveshaft loop bolted to the c-beam.The haftshaft loops bolted to the batwing.
Rick

Last edited by PDQUIK95; Dec 15, 2012 at 03:22 PM. Reason: add
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Old Dec 15, 2012 | 02:49 PM
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I can see how that worked 383...
I was wondering about some webbing or net of some sort that could be used to "contain" the open area so nothing flew out...I know such products exist.
My former career (may it rest in peace) used such a net as a safety device to catch shrapnel from certain parts of our machines when they exploded. PITA to work with/around but when you needed it...you appreciated it ! That product was a HD nylon fiber woven into a fabric/net that closed with velcro tabs.

I guess the goal would be something easy to get on/off and liteweight. A kevlar blanket comes to mind but cost has to be considered too...
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Old Dec 15, 2012 | 03:19 PM
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"When you were running a C-beam"? If you don't mind, what are you running now? I just completed my 383 rebuild so my next project will be the driveline from the trans back.
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Old Dec 15, 2012 | 05:53 PM
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Originally Posted by Vett1990
"When you were running a C-beam"? If you don't mind, what are you running now? I just completed my 383 rebuild so my next project will be the driveline from the trans back.
I'm now running at 12 bolt straight axle
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Old Dec 15, 2012 | 05:57 PM
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Originally Posted by leesvet
I can see how that worked 383...
I was wondering about some webbing or net of some sort that could be used to "contain" the open area so nothing flew out...I know such products exist.
My former career (may it rest in peace) used such a net as a safety device to catch shrapnel from certain parts of our machines when they exploded. PITA to work with/around but when you needed it...you appreciated it ! That product was a HD nylon fiber woven into a fabric/net that closed with velcro tabs.

I guess the goal would be something easy to get on/off and liteweight. A kevlar blanket comes to mind but cost has to be considered too...
Hi lee. The c part of the hoop enclosed the open end of the cbeam
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Old Dec 15, 2012 | 05:59 PM
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Originally Posted by 383vett
I'm now running at 12 bolt straight axle
I would be very interested in your set-up and how and what it took to install a 12 bolt. I know I need a D44 but I have also wondered why there isn't an after market application for a straight axle or 4 link set up.
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Old Dec 15, 2012 | 08:13 PM
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http://emracingcorp.com/scripts/prod...?idproduct=797

http://www.dragvette.com/products.htm
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Old Dec 15, 2012 | 11:11 PM
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Originally Posted by Vett1990
I would be very interested in your set-up and how and what it took to install a 12 bolt. I know I need a D44 but I have also wondered why there isn't an after market application for a straight axle or 4 link set up.
Here is a link to a recent post with pictures of my straight axle.

http://forums.corvetteforum.com/c4-t...-pictures.html
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Old Dec 16, 2012 | 12:27 AM
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Originally Posted by 383vett
Hi lee. The c part of the hoop enclosed the open end of the cbeam

ok, Thats kinda what I had visualized. I was wondering if a "net" or wrap would be effective yet easy on/off...simple seems (to me anyway)to be the way to go on this deal.
Your strap design fills the need pretty well. $1.37 production cost, sell in the catalogs for $39.95 with your patent pending...theres a millionaire in the making !

Better leave this one to the guys that actually need a safety device of this type.

I had always heard horror stories about loosing the drive shaft at speed. Especially the front (trans) end of the thing. It actually happened to me. I;d heard the stories of the car getting ripped apart, the rear end being jerked out when the shaft bit in a crack in the pavement...

didn't happen in my case,. the front of the shaft just bounced across the pavement leaving a big scratch as it went. It did look as though it tried to bite in along the way,..the ears were beat all to hell but nothing bad happened. Half shafts weren't near so dramatic...biggest concern there was beating up neighboring suspension parts.
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Old Dec 16, 2012 | 01:14 AM
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Originally Posted by leesvet
ok, Thats kinda what I had visualized. I was wondering if a "net" or wrap would be effective yet easy on/off...simple seems (to me anyway)to be the way to go on this deal.
Your strap design fills the need pretty well. $1.37 production cost, sell in the catalogs for $39.95 with your patent pending...theres a millionaire in the making !

Better leave this one to the guys that actually need a safety device of this type.

I had always heard horror stories about loosing the drive shaft at speed. Especially the front (trans) end of the thing. It actually happened to me. I;d heard the stories of the car getting ripped apart, the rear end being jerked out when the shaft bit in a crack in the pavement...

didn't happen in my case,. the front of the shaft just bounced across the pavement leaving a big scratch as it went. It did look as though it tried to bite in along the way,..the ears were beat all to hell but nothing bad happened. Half shafts weren't near so dramatic...biggest concern there was beating up neighboring suspension parts.
It's not good watching a car pole vault over the finish line. NHRA rules require a driveshaft loop to contain the front of the driveshaft. It nees to be 1/4" steel by 1 1/4" (going by memory which is fading fast).
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