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Just got the car back on the road. All new ball joints, tie rod ends, rebuilt steering box and new idler arm. Steering is now very stiff and the steering wheel will not center when released. It will get to about 30 degrees from center then stiffen up. Camber is set to 2-3/4 degrees positive with standard control arm shafts.
I think it is the new idler arm which is very stiff. It seemed to be prelubed from Vette Brakes but I may give it some more grease.
Anybody have any ideas or do I just have to wait for things to loosen up a bit?
Everything felt good till I got the linkage hooked to the idler arm and control valve to pitman arm and then I could feel the stiffness. New ball joints may be a little stiffer as well but I could move the spindles pretty easily till I hooked up the tie rods.
For starters, it sounds like the lash on the steering box is way too tight. Loosen it a couple of turns,..you'll need a 5/8" wrench and a flat-head screw-driver,..then tighten it a 1/4 turn until it feels right, lock-to-lock. The book says to use a torque wrench at the steering wheel, but I think you can get close by feel.
For starters, it sounds like the lash on the steering box is way too tight. Loosen it a couple of turns,..you'll need a 5/8" wrench and a flat-head screw-driver,..then tighten it a 1/4 turn until it feels right, lock-to-lock. The book says to use a torque wrench at the steering wheel, but I think you can get close by feel.
Nope, the steering box is perfect. It was just rebuilt by Gary Ramadei (gtr1999). Without the steering linkage hooked up, the steering wheel is very smooth and easy to turn. My new tie rod ends are tight and my new idler arm is very tight. I had to put use some vice grips to get enough leverage to move the idler arm to hook it up. I am just wondering if I can expect it to loosen up or if I need a new one from VB&P.
Nope, the steering box is perfect. It was just rebuilt by Gary Ramadei (gtr1999). Without the steering linkage hooked up, the steering wheel is very smooth and easy to turn. My new tie rod ends are tight and my new idler arm is very tight. I had to put use some vice grips to get enough leverage to move the idler arm to hook it up. I am just wondering if I can expect it to loosen up or if I need a new one from VB&P.
Don't mess with the box if Gary set it up.
I put VBP idler arm on my front end rebuild. I was tight, but didn't require vise grips to turn. I would grease it.
I did a full replacement of ball joints, tie rods and idler arm..greased up the whole mess and then set the alignment. It is tighter all the way around, but still returns to center.
Here are the alignment specs from Chilton for '75. Are you using specs from another source?
Camber 1/4 to 1 1/4 pos with 3/4 preferred
Caster 1/2-1 1/2 pos with 1 preferred (caster with PS 1 3/4 to 2 3/4 pos)
Last edited by SmokinBBC; May 22, 2007 at 09:23 PM.
I put VBP idler arm on my front end rebuild. I was tight, but didn't require vise grips to turn. I would grease it.
I did a full replacement of ball joints, tie rods and idler arm..greased up the whole mess and then set the alignment. It is tighter all the way around, but still returns to center.
Here are the alignment specs from Chilton for '75. Are you using specs from another source?
Camber 1/4 to 1 1/4 pos with 3/4 preferred
Caster 1/2-1 1/2 pos with 1 preferred (caster with PS 1 3/4 to 2 3/4 pos)
I am using Vette Brakes alignment specs. I am currently on business travel but I'll hit the idler arm with some grease when I get home. It is the only new piece I didn't grease because I could see grease in it from Vette Brakes. Of course, that doesn't mean it was full.