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Who has fabbed their own adjustable torque arm?

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Old Nov 30, 2005 | 08:50 AM
  #1  
StudyTime's Avatar
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Who has fabbed their own adjustable torque arm?

Anyone here make his or her own adjustable torque arm? I believe all that is needed is adjustability on the lower solid bar.

Comments on this? Please post them.

Ben T.
Old Nov 30, 2005 | 09:18 AM
  #2  
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Re: Who has fabbed their own adjustable torque arm?

Darkhorse will be doing this soon...actually has a template that was sent to him by a shop that makes them...
Old Nov 30, 2005 | 09:35 AM
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Re: Who has fabbed their own adjustable torque arm?

I have a rough peciled diagram of what I'm thinking. It can easily be visualized. This just involves making some sort of apparatus that can change the length of the lower control arm. I'd imagine it would be straight forward.

If someone would like to post my pencil drawing, I did scan it in. PM me about hosting please.

Ben T.
Old Nov 30, 2005 | 09:43 AM
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Re: Who has fabbed their own adjustable torque arm?

PM sent for hosting the pic
Old Nov 30, 2005 | 09:58 AM
  #5  
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Re: Who has fabbed their own adjustable torque arm?

Ben's drawing...
Old Nov 30, 2005 | 10:11 AM
  #6  
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Re: Who has fabbed their own adjustable torque arm?

Ben,

It looks like you are going to maintain the tranny mount... If you are going through all this work you might think about making another mount as well to take stress off the tranny, maybe even something adjustable so you can also adjust for instant center...
Old Nov 30, 2005 | 10:14 AM
  #7  
StudyTime's Avatar
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Re: Who has fabbed their own adjustable torque arm?

^ See the picture up there. So, what do you guys think. I searched the 'net to get info on other people's modified torque arms, but I wasn't able to find much.

This seems easy enough provided that the hardware used can provide enough axial strength without failing. The above is just one way to adjust pinion angle. There are probably about 1000 other ways to do this, and some of them might even be better.

This way, you'd have to remove the torque arm bolts and screw the end anti-clockwise to decrease (nose down) the pinion. Once you were happy with the length increase, bolt it back up and check pinion angle. The design could include a means to adjust pinion angle without requiring removal of the two long TA bolts (unless you can just manhandle it over to turn the end). This is how the BMR TA is made, but even still my adjustability even though tougher to do is infinitely better than a fixed torque arm. Plus I could make this setup from hardware store steel for cheap.

PLEASE add any comments you may have. I'm too tight to buy a new adjustable torque arm for my car.

Ben T.

SPECIAL THANKS to John for hosting.

Last edited by StudyTime; Nov 30, 2005 at 10:17 AM.
Old Nov 30, 2005 | 10:15 AM
  #8  
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Re: Who has fabbed their own adjustable torque arm?

Also your proposed drawing only alows for adjustment to half rotations of the "stock end", If you made a mirror image on the stock end side similar to what you have on the tranny end side, and have a seperate threaded rod running between them, you can get fine adjustment...
Old Nov 30, 2005 | 07:54 PM
  #9  
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Re: Who has fabbed their own adjustable torque arm?

what is the point of re-using the weak factory arm?? It flexes too much.
Old Dec 1, 2005 | 11:32 AM
  #10  
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Re: Who has fabbed their own adjustable torque arm?

I've made my own torque arm, sub frame connectors, controll arms and panhard rod. Check out the web site in my link for a bunch of pics.
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