Suspension and Chassis Questions about your suspension? Need chassis advice?

Torque arm set-up with Alston frame connectors?

Old 04-13-2015, 12:26 PM
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Car: 91 Firebird 'vert, 91 Formula
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Torque arm set-up with Alston frame connectors?

The upper clamshell mount bolt stripped on my t56 causing stock torque arm to smack around. Rather than mess with repairing the threads, I'm looking at aftermarket torque arm configurations with either a relocation bracket/crossmember or tans tunnel mount (like the Jegster). So far, Jegster seems like a good bang for the bunch, plus, it's been around longer than most with overall good success (from what I've seen/read at least). Ive read some reviews here about it causing some vibrations based on how it mounts, however, with my suspension, i already get vibs so not end of the world!
I do like the Spohn standard duty adjustable set up as well though. However, couple concerns I have is 1) clearance issues with Alston SFC's 2) clearance issues should I ever decide to go with LT's and 3) will need to change crossmember portion if I ever swap over to an LS. I'm currently running a Spohn t56 crossmember that we had to shim and notch to work with the Alston SFC's. I'm thinking I would need to do this with their torque arm set up as well?
Before making the move on the Jegster though, thought I'd see what other opinions are. Thx!
Old 04-13-2015, 02:57 PM
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Re: Torque arm set-up with Alston frame connectors?

I had same setup jegster sfc and Alston my fav setup
1) you will not have clearance issues I had long tubes 3" y pipe 4" cat back
2) you shouldn't have clearance issues with stock style tq arm but possibly with track pack style tunnel mount as the bar Goes from one side of car to the other so there will be issues exhuast and alston wise unless you cut them up to tuck and weld all together unless it's truly just a tunnel mount which I believe jegster is iirc
3) if your going to run lsx swap with double hump mount you will need to trim trans x member and ends of alston mount
It's the passenger side Alston mount that need the most trimming and driver side I trimmed more of the trans c member than Alston
Old 04-13-2015, 03:02 PM
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Re: Torque arm set-up with Alston frame connectors?

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Lsx swap trans mount etc from Hawks
You can see clearly hopefully
Old 04-13-2015, 03:11 PM
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Re: Torque arm set-up with Alston frame connectors?

Here's the tak pak with 3" -> 4" and a 3.5" alum DS. I have tucked the pass side y-pipe up further since the pic:

Old 04-13-2015, 03:13 PM
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Re: Torque arm set-up with Alston frame connectors?

It's hard to see but that looks like you will have clearance issues with the track pak you will need to chop up and re weld

Last edited by Zach/90\irocZ; 04-13-2015 at 03:20 PM.
Old 04-13-2015, 04:24 PM
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Re: Torque arm set-up with Alston frame connectors?

Not having any problems with the cross-member. You don't want it touching the floor pan (close). It is welded to the SFC. If I'm not careful, the LT collector flanges will be the problem.

Here, you can barely see the pass side side. That is what I tucked up since these photos.
Old 04-13-2015, 06:17 PM
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Re: Torque arm set-up with Alston frame connectors?

Originally Posted by TEDSgrad
Not having any problems with the cross-member. You don't want it touching the floor pan (close). It is welded to the SFC. If I'm not careful, the LT collector flanges will be the problem.

Here, you can barely see the pass side side. That is what I tucked up since these photos.
You getting confused lol Alston Sfc connect subframe directly and run along inner portion of car near tunnel and branch out to rear subframe like a v kinda of

Where as the outer sfc run along the outer side ie by the door rail like ones you have installed which is why you have clearance for the track pak

With alston there will be clearance issues

Ig you look in my pic you can see where I bolted the alston too subframe with the 2 bolts and where the sfc runs
Old 04-13-2015, 06:36 PM
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Re: Torque arm set-up with Alston frame connectors?

Thanks for responses so far guys! Zach is right about the Alston SFC's. Here's a pic right after I installed mine (prior to t56 swap).

Old 04-14-2015, 08:45 PM
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Re: Torque arm set-up with Alston frame connectors?

As my luck would have it, the Jegster line was discontinued about 2 months ago so the Jegster torque arm is no longer an option. The tunnel mounted Alston arm looks like same basic setup, but $100 more. May just go that route...
Old 04-14-2015, 08:58 PM
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Re: Torque arm set-up with Alston frame connectors?

Will the Global West Trac Link work?
Old 04-14-2015, 10:12 PM
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Re: Torque arm set-up with Alston frame connectors?

Originally Posted by Ed1LE
As my luck would have it, the Jegster line was discontinued about 2 months ago so the Jegster torque arm is no longer an option. The tunnel mounted Alston arm looks like same basic setup, but $100 more. May just go that route...
I would call around like jegs summit pace performance etc might have one last one In stock maybe eBay also since its recently discontinued there's probaly 1 floating around some where
Old 04-14-2015, 10:38 PM
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Re: Torque arm set-up with Alston frame connectors?

Going to look into the GW setup but, if I remember correctly, it's designed to mount to stock trans crossmember.
Jegster is (was) a Jegs only inhouse brand. I called Jegs tonight bc I couldn't find it on their site and was told the guy that lead the Jegster division retired about 2 months ago and the division has been shutdown as a result.
Old 04-15-2015, 05:17 AM
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Re: Torque arm set-up with Alston frame connectors?

I see dang tht sucks
Old 05-07-2015, 02:41 PM
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Re: Torque arm set-up with Alston frame connectors?

Ended up with the Alston. Actually found one online at an Alston distributor who had the adjustable one listed at $293! I ordered it through Jeg's but did their online price match and sure enough, Jeg's matched it despite the $100 difference! It's installed and I plan to do a write up on here of the install with pics since I couldn't much when researching it.
Old 05-07-2015, 04:05 PM
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Re: Torque arm set-up with Alston frame connectors?

Originally Posted by Ed1LE
Ended up with the Alston. Actually found one online at an Alston distributor who had the adjustable one listed at $293! I ordered it through Jeg's but did their online price match and sure enough, Jeg's matched it despite the $100 difference! It's installed and I plan to do a write up on here of the install with pics since I couldn't much when researching it.
Awesome! Update this thread when you make the review... I would like to read it.
I'm in the market for a torque arm & the alston piece may be on my to-buy-list.
Old 05-07-2015, 05:30 PM
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Re: Torque arm set-up with Alston frame connectors?

Cool want to know how it performs handling wise in turns
I'm sure there will be straght line improvement
Old 09-13-2017, 12:47 PM
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Re: Torque arm set-up with Alston frame connectors?

Stumbled across this thread of mine and realized I never updated it with a link to my write up of the Alston torque arm install. 2 years of running it now and very happy with it. Here's my write up:

https://www.thirdgen.org/forums/susp...ed-torque.html
Old 09-15-2017, 06:38 PM
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Re: Torque arm set-up with Alston frame connectors?

Sweet setup
Old 09-16-2017, 01:15 PM
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Re: Torque arm set-up with Alston frame connectors?

It is possible to use an aftermarket transmission crossmember mounted torque arm with a T56 and have room to run exhaust but it requires the ability to weld and a time commitment. The way you (Ed1LE) did it does make life much easier and faster but I just wanted to show a picture of mine (made from scratch) with a Spohn torque arm. It would be possible to buy a Hawks T56 crossmember, add a second tube along side the first and then add another attachment point for the frame rail further back to cure the fulcrum issue and then just weld the torque arm attachment point to the crossmember. You can adjust the torque arm to work as needed.

Old 09-21-2017, 12:39 PM
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Re: Torque arm set-up with Alston frame connectors?

Originally Posted by Tibo
It is possible to use an aftermarket transmission crossmember mounted torque arm with a T56 and have room to run exhaust but it requires the ability to weld and a time commitment. The way you (Ed1LE) did it does make life much easier and faster but I just wanted to show a picture of mine (made from scratch) with a Spohn torque arm. It would be possible to buy a Hawks T56 crossmember, add a second tube along side the first and then add another attachment point for the frame rail further back to cure the fulcrum issue and then just weld the torque arm attachment point to the crossmember. You can adjust the torque arm to work as needed.

That's a nice set up!
Old 09-22-2017, 03:21 AM
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Re: Torque arm set-up with Alston frame connectors?

my go at it...

https://photos.app.goo.gl/OQG0gQQXy3FcjGIY2
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