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-   -   Factory rear end question (https://camaroforums.com/forum/70-81-transmission-differential-120/factory-rear-end-question-71228/)

BLK79 08-15-2012 04:51 PM

Factory rear end question
 
Can I install a posi into my factory rear that has 2.41 gears in it and will it work ?
This is for my 79 Camaro

BasicConcepts 08-15-2012 04:53 PM

ohh ya just swap out the center section with a LSD and you can also change the gearing to a 3.23 or a 3.73 (really any gearing you want) is this a 10 bolt?

Edwardgp 08-15-2012 06:08 PM

Do you already have the posi?

BLK79 08-15-2012 07:04 PM


Originally Posted by BasicConcepts (Post 639889)
ohh ya just swap out the center section with a LSD and you can also change the gearing to a 3.23 or a 3.73 (really any gearing you want) is this a 10 bolt?

I pretty sure its a 10 bolt, i"d be suprised if it was anymore.


Originally Posted by Edwardgp (Post 639905)
Do you already have the posi?

Nope, not yet but hopefully soon.
I was thinking of a Auburn pro posi. :icon_shrug:

1971BB427 08-16-2012 02:03 PM


Originally Posted by BLK79 (Post 639930)
I pretty sure its a 10 bolt, i"d be suprised if it was anymore.

Nope, not yet but hopefully soon.
I was thinking of a Auburn pro posi. :icon_shrug:

All the 8.5" 10 bolt rears on 2nd Gens are the same housing. The carriers are sized for the ring gear, so if you're going to change to a 3 series, you need to change to a 3 series posi carrier to accept that ring gear.
They do make ring gear spacers that will allow you to install a 2 series posi carrier and a 3 series ring gear with a spacer. I just went through this last year with my Chevy powered Austin gasser that had a weird rearend in it. Couldn't find a posi carrier, or a proper 3 series carrier, so I ended up using the spacer and it is working great with my 3.73 gear set.

Camaro 69 08-16-2012 02:54 PM

Has anybody here tried the Powertrax Traction Systems (not talking about the Lock-Right). Liked it or no? The nice thing is it fits into your existing carrier and you don't have to setup your gears. POWERTRAX® EXTREME TRACTION SYSTEMS

Edwardgp 08-16-2012 05:43 PM

BLK79 maybe the power trax would be right for you.

1971BB427 08-16-2012 07:56 PM


Originally Posted by Edwardgp (Post 640130)
BLK79 maybe the power trax would be right for you.

Hey Camaro-69, why didn't you think of that?

1971BB427 08-16-2012 07:57 PM


Originally Posted by Camaro 69 (Post 640106)
Has anybody here tried the Powertrax Traction Systems (not talking about the Lock-Right). Liked it or no? The nice thing is it fits into your existing carrier and you don't have to setup your gears. POWERTRAX® EXTREME TRACTION SYSTEMS

I've had a Power Trax locker in my Camaro since 1978. I like it, and no problems.

Edwardgp 08-17-2012 08:36 AM

Let us know what you decide and how it worked out.


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