propportioning valve
Thread Starter
Senior Member
Joined: Feb 2004
Posts: 814
Likes: 1
From: Savannah GA
Car: 1982 Trans Am
Engine: 383 chevy
Transmission: T-5
Axle/Gears: 4th gen 10-bolt, posi, 3.42 ratio
propportioning valve
I'm clueless here. I just bought a 4th gen rear end to put under my 82 trans am. I read the tech article on installing it, and the article says I need a proportioning valve. why is this?
also, when i get one, where do i get all of these fittings to install it?
three (3) 3/16ths inverted flare tubing nuts
two (2) ¼ inverted flare tubing nuts
one (1) 3/16ths inverted flare female "T" fitting
two (2) 3/16ths-inverted-male-flare-to-1/4-inverted-female-flare adapters
I read the article on installing the proportioning valve, so it seems like i can do it myself, but is this something i really NEED? and how expensive is this all going to be?
also, when i get one, where do i get all of these fittings to install it?
three (3) 3/16ths inverted flare tubing nuts
two (2) ¼ inverted flare tubing nuts
one (1) 3/16ths inverted flare female "T" fitting
two (2) 3/16ths-inverted-male-flare-to-1/4-inverted-female-flare adapters
I read the article on installing the proportioning valve, so it seems like i can do it myself, but is this something i really NEED? and how expensive is this all going to be?
Last edited by flyitlikustolit; Feb 15, 2004 at 11:22 PM.
Senior Member
Joined: Feb 2003
Posts: 847
Likes: 0
From: NJ fo0
Car: 1986/88 Frankenstein Trans Am
Engine: carbed L98
Transmission: T-5
no 3rd gen prop. valve can operate the rear brakes of a 4th gen rear end like it supoosed to, so you'd need a new one.
as for the brake fittings, im sure some auto parts store/website will carry them. try earls
as for the brake fittings, im sure some auto parts store/website will carry them. try earls
Thread Starter
Senior Member
Joined: Feb 2004
Posts: 814
Likes: 1
From: Savannah GA
Car: 1982 Trans Am
Engine: 383 chevy
Transmission: T-5
Axle/Gears: 4th gen 10-bolt, posi, 3.42 ratio
could i get this at a parts house somewhere (advance, kragen, shuck's...) also, WHERE is it?
Member

Joined: Aug 1999
Posts: 155
Likes: 0
From: SW Ohio
Car: 1989 GTA
Engine: 5.7L
Transmission: 700R4
Axle/Gears: 3.27 BW 9-bolt
You can pick up the fittings at a Pep Boys or NAPA store. I've had spotty luck getting stuff like that at AutoZone or Advance Auto. Seems like they always have room for neon lights and fart pipes, though.
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