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  • 1965 - 1973 Classic Mustangs -General/Talk-
  • Classic Mustang Specific Tech

How to change spring perches?

  • Thread starter Thread starter Dothang67
  • Start date Start date Aug 19, 2007

Dothang67

New Member
May 9, 2006
133
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0
Aug 19, 2007
#1
  • Aug 19, 2007
  • #1
Just got my new roller spring perches from OT and I am anxious to install them. I searched but I only found reviews about them.

For what I see, it seems that the coil spring needs to go out to install them, right? does that involve an alignment after? whats the proper way to do it?

Andrew
 

scrutmonkey

Member
Jan 17, 2003
243
0
16
San Jose, CA
Aug 19, 2007
#2
  • Aug 19, 2007
  • #2
yup, basically it helps to do the LCA, UCA, Shelby drop, Spring replacement, all in one shot. But replacing the spring perches will require:

1. Removal of shocks and springs
2. That spring shock tower cover on both sides
3. and the tires

then you just unbolt the perches and reinstall the springs shocks etc...

you shouldn't need an alignment change after just the SPs

seriously, those OT SPs are amazing.
 

CraigMBA

New Member
Mar 24, 2007
783
1
0
Orange, CA
Aug 19, 2007
#3
  • Aug 19, 2007
  • #3
It's not that hard

Spring perches?

- Raise car, support with jack stands.
- Remove shocks
- Compress spring w/ internal spring compressor
- Remove the two 1/2 nuts on the bottom of old spring perch
- Replace spring perch
- Uncompress spring, reinstall shock
- Do the other side

Shouldn't take more than 30 minutes a side.

I wouldn't take the spring out, it's a wasted step IMO.
 

scrutmonkey

Member
Jan 17, 2003
243
0
16
San Jose, CA
Aug 20, 2007
#4
  • Aug 20, 2007
  • #4
heheh, subconscience got the best of me, i swapped out my old springs for the 620's and new insulator pads at the same time when I did this upgrade.
 

CraigMBA

New Member
Mar 24, 2007
783
1
0
Orange, CA
Aug 20, 2007
#5
  • Aug 20, 2007
  • #5
lol.

I think if you are taking the spring perch off, you don't have to remove the outer spring shield.
 

Dothang67

New Member
May 9, 2006
133
0
0
Aug 20, 2007
#6
  • Aug 20, 2007
  • #6
Thanks guys. So the aligment only would be needed if I do the Shelby drop? which makes sense once I am replacing the perches.
 

65fastbackresto

Active Member
Apr 13, 2007
1,229
7
39
AR
Aug 20, 2007
#7
  • Aug 20, 2007
  • #7
Question please?

Not trying to hijack your thread, but one of yall mentioned something about removing the outer shock tower? Is this neccesary? I`m about to do the shelby drop too.
 
B

Big_B

New Member
Oct 22, 2003
121
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0
Sacramento
Aug 20, 2007
#8
  • Aug 20, 2007
  • #8
65fastbackresto said:
Not trying to hijack your thread, but one of yall mentioned something about removing the outer shock tower? Is this neccesary? I`m about to do the shelby drop too.
Click to expand...

If you want/need to remove the spring then yes. I guess if you used one of those upper type spring compressors you would not need to remove the tower. Either way it's only 6 bolts and not hard to take off.
 

65fastbackresto

Active Member
Apr 13, 2007
1,229
7
39
AR
Aug 20, 2007
#9
  • Aug 20, 2007
  • #9
I had no idea....

I guess I`ll go pull them off, I`m changing springs and everything else too? I got a guy coming over later to cut these old springs ouit with a cutting torch, anyone else think this is a good idea?
 

geostang351

Member
Mar 30, 2005
946
0
17
Danb., CT
Aug 20, 2007
#10
  • Aug 20, 2007
  • #10
65fastbackresto said:
I guess I`ll go pull them off, I`m changing springs and everything else too? I got a guy coming over later to cut these old springs ouit with a cutting torch, anyone else think this is a good idea?
Click to expand...

BAD IDEA IF STILL LOCATED WITHIN THE PERCH AND TOWER UNDER LOAD!!!!!
 

65fastbackresto

Active Member
Apr 13, 2007
1,229
7
39
AR
Aug 20, 2007
#11
  • Aug 20, 2007
  • #11
Hum.....

If he shows up we may have to spec this idea out a little closer...
 

CraigMBA

New Member
Mar 24, 2007
783
1
0
Orange, CA
Aug 20, 2007
#12
  • Aug 20, 2007
  • #12
I've had my car since 1984, and I've rebuilt the front end at least four times in that period.

I've had the spring shield off exactly once. And it was because I wanted to paint them. Hell, they are off now!

You can absolutely get the spring out without taking them off.
 

Cyclone

Founding Member
Aug 17, 2002
124
0
0
Chatsworth, California
Aug 21, 2007
#13
  • Aug 21, 2007
  • #13
Check out my magazine article, it might help you out
http://www.fly-ford.com/MM0507-How_To_Relocate_Upper_Control_Arms.html
 
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