Transmissions and Drivetrain Need help with your trans? Problems with your axle?

Rear diff

Old 09-27-2018, 12:59 PM
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Car: 1987 Firebird
Engine: 2.8L V6
Transmission: 700r4
Rear diff

I was hoping someone on here could help me. I’m looking for a posi for my Firebird but don’t wanna spend a kajillion dollars! Thank y’all so much!
Old 09-27-2018, 01:19 PM
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Re: Rear diff

Originally Posted by Stevenmunoz
I was hoping someone on here could help me. I’m looking for a posi for my Firebird but don’t wanna spend a kajillion dollars! Thank y’all so much!
https://www.thirdgen.org/forums/parts-wanted/

Follow the link and post there , you have a much greater chance of finding it in the "parts wanted" area ...
Old 09-28-2018, 06:41 AM
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Car: 1998 Camaro Z28
Engine: 6.0L
Transmission: 4L60E
Axle/Gears: 3.73
Re: Rear diff

I used a zexel torsen unit out of a 4th gen in mine. It fits in, but I believe you need S10 axles due to the spline difference and length. You can do a search on here, it was a popular swap back when there were a bunch of the 4th gen take off diffs available.
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