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New MOOG springs, thinking of cutting

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Old Jan 29, 2007 | 07:39 PM
  #1  
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From: AL,USA
Car: 1990 Formula
Engine: 95 LT1
Transmission: T56
Axle/Gears: Weak 7.5 with 4.10s
New MOOG springs, thinking of cutting

I installed MOOG springs over a week ago and my car hasn't settled much. The springs are installed correctly and I have put more than one set in these cars. I have the WS6 replacement springs for my car and I have 4+ inches of clearance between the tire and fender. I have an LT1 in my car that weighs less than the factory TPI 305. Could this be what is causing it? I am thinking of cutting the springs but, I haven't been able to find anything conclusive on the matter. Would this be a bad idea? I am thinking 1/4 to 1/2 a coil.
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Old Jan 29, 2007 | 07:45 PM
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From: Surrey, BC
Car: 1991 Z28
Engine: 305 TPI
Transmission: WC T5
Axle/Gears: 3.73 Posi
An LT1 wouldn't cause your car to sit that high. An LS1 would though. New moog springs are normally quite high.

I think someone here said cutting half a coil (180 degrees) will drop you about an inch.
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Old Jan 29, 2007 | 07:48 PM
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From: AL,USA
Car: 1990 Formula
Engine: 95 LT1
Transmission: T56
Axle/Gears: Weak 7.5 with 4.10s
An inch would be perfect. I looked for an hour and I couldn't find any pics. That is mainly what I am looking for. I don't want to have to make several cuts. I want to know how much before I do it.
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Old Jan 29, 2007 | 08:08 PM
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From: Surrey, BC
Car: 1991 Z28
Engine: 305 TPI
Transmission: WC T5
Axle/Gears: 3.73 Posi
Your results may vary. Might come out to 1 inch +/- 1/4. But if you have 4 inchs of clearance, an extra quarter wont be so bad
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Old Jan 29, 2007 | 08:15 PM
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From: AL,USA
Car: 1990 Formula
Engine: 95 LT1
Transmission: T56
Axle/Gears: Weak 7.5 with 4.10s
I agree. I just measured it and both sides are right at 4 1/4". This has settled from over 5" when I put them in. I pulled out my lowering springs so I could have more clearance to run full length headers. This is ridiculous.
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Old Feb 4, 2007 | 11:10 PM
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From: AL,USA
Car: 1990 Formula
Engine: 95 LT1
Transmission: T56
Axle/Gears: Weak 7.5 with 4.10s
Update on cutting new Moog Springs

I cut a half a coil out of the front springs. I now have 3" of space between the fender and tire. If it stays this way I will be happy.
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Old Feb 4, 2007 | 11:32 PM
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From: Reno, NV
Car: 1982 Z28 & 1967 RR/SS 396
Engine: ZZ383 & 375hp 396
Transmission: T56 & factory TH400
Axle/Gears: 9" ford & 12 bolt 4.10
Just remember when you cut the spings they will settle again. It is like having another new set of springs.
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Old Feb 4, 2007 | 11:46 PM
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From: AL,USA
Car: 1990 Formula
Engine: 95 LT1
Transmission: T56
Axle/Gears: Weak 7.5 with 4.10s
I still don't think they will be as low as the lowering springs I had. Check out my cardomain site and you can see how low it was. I figure it will settle another 1/2 inch.
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Old Feb 5, 2007 | 12:53 AM
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From: Surrey, BC
Car: 1991 Z28
Engine: 305 TPI
Transmission: WC T5
Axle/Gears: 3.73 Posi
1.25" drop. I was about right. Will be good info for other people to know. Though it still seems like a large gap.

Last edited by matt_p; Feb 5, 2007 at 01:02 AM.
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Old Feb 5, 2007 | 01:02 AM
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From: AL,USA
Car: 1990 Formula
Engine: 95 LT1
Transmission: T56
Axle/Gears: Weak 7.5 with 4.10s
It doesn't look bad. It rides better with the new springs than with the lowering springs. Like I said, this is so I can run full length headers.
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Old Feb 5, 2007 | 09:41 AM
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From: FARMINGTON AR
Car: 1991 Z28
Engine: 350 TPI RAMJET COMING
Transmission: T56
Which number moog spring did you use out of curosity? Oh and nice car.
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Old Feb 5, 2007 | 04:26 PM
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From: AL,USA
Car: 1990 Formula
Engine: 95 LT1
Transmission: T56
Axle/Gears: Weak 7.5 with 4.10s
Moog 5662.
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Old Feb 6, 2007 | 08:40 AM
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From: FARMINGTON AR
Car: 1991 Z28
Engine: 350 TPI RAMJET COMING
Transmission: T56
How does it ride?
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Old Feb 6, 2007 | 08:48 AM
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From: AL,USA
Car: 1990 Formula
Engine: 95 LT1
Transmission: T56
Axle/Gears: Weak 7.5 with 4.10s
I really like the ride. It is stiff but, not too stiff. It is better than it was with the intrax springs.
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