swapping to disc rear end and need some help
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From: Beech Bluff,TN
Car: 1991 Trans Am Convertible
Engine: 305 TPI
Transmission: T5
Axle/Gears: 3:08
swapping to disc rear end and need some help
i am going to get a rear from an 87 Z28 that has a 3.23 ratio and disc brakes and is posi...I have a 92RS 305,T-5 my rear is a drum, peg leg with a 3.08....will i have to change my master cyl or the proportioning valve for the disc to work right or is it a bolt in application.....and will this affect my speedo and if so is there a correction for it...thanks for any help and if there is a thread here to help me please point me in that direction
Thread Starter
Senior Member
iTrader: (6)
Joined: May 2005
Posts: 751
Likes: 0
From: Beech Bluff,TN
Car: 1991 Trans Am Convertible
Engine: 305 TPI
Transmission: T5
Axle/Gears: 3:08
will the master cyl work...the reason i ask is because they are two diff part# at the parts store for the two cars...and thanks
Supreme Member
Joined: Mar 2005
Posts: 1,446
Likes: 1
From: Red Lion, PA
Car: 91 Camaro RS, 99 Camaro Z28
Engine: L03, LS1
Transmission: 700R4, T56
Axle/Gears: bunch of 10 bolts how scary is that
You don't have to change anything. Its personal preference of how far you want to push your brake in.
Joined: Jul 1999
Posts: 12,088
Likes: 125
From: SALEM, NH
Car: '88 Formula
Engine: LC9
Transmission: 4L60E
Axle/Gears: 3.89 9"
Originally Posted by crrllmich
You don't have to change anything. Its personal preference of how far you want to push your brake in.
-- Joe
Supreme Member
Joined: Jul 2003
Posts: 1,236
Likes: 0
From: KY
Car: 87IROC, 740iBMW, 328iBMW, 86GMC
Engine: 5.7, 4.4LV8, 2.8, 6.0
Transmission: Manuals & Auto's
Axle/Gears: 3.27, 3.42
Like 91banditt2 says, you should change the proportioning valve. Otherwise, the rear brakes will not be as effective as they should be.
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