91 posi disc rear into an 86 w/drum rear
Thread Starter
Junior Member
Joined: Oct 2006
Posts: 32
Likes: 0
From: Peabody, MA
Car: 1986 Z28
Engine: 355
Transmission: 700R4
Axle/Gears: open 2.73's
91 posi disc rear into an 86 w/drum rear
I am attempting to put a posi disc rear end out of a 91 RS into an 86 Z28 with an open drum rear end. What will I need to make this conversion possible. I have looked at parts but not sure if I need them for the 86 or the 91. Any suggestions would greatly be appreciated. Thanks in advance, Mike
Joined: Aug 1999
Posts: 19,282
Likes: 103
From: Lawrence, KS
Car: Met. Silver 85 IROC/Sold
Engine: 350 HO Deluxe (350ci/330hp)
Transmission: T-5 (Non-WC)
Axle/Gears: Limited Slip 3.23's
Re: 91 posi disc rear into an 86 w/drum rear
The following should provide the info you require:
https://www.thirdgen.org/forums/tran...-10-bolts.html
JamesC
https://www.thirdgen.org/forums/tran...-10-bolts.html
JamesC
Supreme Member
Joined: Sep 2002
Posts: 9,192
Likes: 20
From: Cary, North Carolina
Car: 1992 RS
Engine: Carbed 350
Transmission: 700R4
Axle/Gears: 3.42 posi
Re: 91 posi disc rear into an 86 w/drum rear
Jack, jack stands, larger sized wrenches/sockets, maybe some brake line reflaring with correct sized connectors. It's a direct swap.
Re: 91 posi disc rear into an 86 w/drum rear
Yeah it should be a direct swap, just make sure you don't drop the rear end on your self.. I swapped a negative drum brake rear end from my 90 RS (V6) to my 91 Z28 (V8), de-greased it and painted it, looked like new, and it works really good! Although I would love to have a posi with disc brakes, for now that will do it, I plan to buy one in the near future.. so Ii any one knows of one posi disc brake rear end for the 91 Z28 camaro please let me know thanks..
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