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Old 04-18-2012, 06:44:17 PM   #1
meredith
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Location: tracy,california
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front suspension issues

here's what i got up front....TRZ upper/lower tubular a arms with moroso trick springs part #47180 with a spring rate of 212 lbs and a set of calvert 90/10 shocks.......now for the problem. .......my front end has no travel at all so i looked closely underneath and the springs bow out and coils are catching the upper spring cup. .......so was i suppose to cut coils if so how many? those coils were a pain to install to begin with lol...... All advise and and opinions would be greatly appreciated. .......on a good note with front not working right it still did well at test and tune last Saturday on motor 10.73 @126mph with a 1.52 60ft...............i don't wanna spray until i figure out the front end issue........
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Old 04-18-2012, 07:19:05 PM   #2
Turbo70Camaro
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My moroso springs bow out a little too, I didnt cut mine either but I still have stock arms. Are they still brand new if so they need to be broke in maybe ?
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Old 04-18-2012, 10:15:24 PM   #3
meredith
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Yep there new but there hanging up and rubbing one side of shock and coils are catching frame
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Old 04-18-2012, 11:21:10 PM   #4
LeKid
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How much travel do you actually have?

How loose are your front control arm bushings?
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1980 Camaro Z28 - 3480 lbs - Street Car
400sbc on Nitrous - Stock Suspension - Drag Radials
9.03 @ 149.1 mph 1/4 mile
5.75 @ 121.0 mph 1/8 mile
1.310 60ft on 295/65R15
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Old 04-18-2012, 11:43:27 PM   #5
meredith
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travel

[quote=LeKid]How much travel do you actually have?

How loose are your front control arm bushings?[/QUOTE. Control arm are loose the problem is the springs there just to long and bulge and its catching
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Old 04-18-2012, 11:46:59 PM   #6
meredith
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traveltravel

[quote=meredith]
Quote:
Originally Posted by LeKid
How much travel do you actually have?

How loose are your front control arm bushings?[/QUOTE. Control arm are loose the problem is the springs there just to long and bulge and its catching
When car is sitting on ground it looks like it should have a big block in it lol and i try to bounce front end and there's no give
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Old 04-19-2012, 10:26:27 AM   #7
Dmystix
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Mine had to be cut 1 1/4 coils. Did it in 3 increments, yes in and out 3 times.
Obviously has to be seated right in the upper frame pockets and the A arms.
Used a KD coil spring compressor, ratchet straps, etc.
Pics aren't the best, but should show how it sits and the travel, 3rd was before the springs.





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Old 04-19-2012, 02:41:06 PM   #8
LeKid
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[quote=meredith]
Quote:
Originally Posted by meredith
When car is sitting on ground it looks like it should have a big block in it lol and i try to bounce front end and there's no give

I see 2 issues:

1 - You may need to cut your springs - I personnally had to cut 1 1/2 or 1 3/4 coils (can't remember which one) and I also did it in 4 cuts. It sucks having to remove and re-install 3-4 times, but it is the proper way to do it.

2 - It seems that your front end is not free enough. Make sure that the upper and lower control arms nuts a loose just a bit so that the bushings can move freely with almost no restriction.

Hope this helps!
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1980 Camaro Z28 - 3480 lbs - Street Car
400sbc on Nitrous - Stock Suspension - Drag Radials
9.03 @ 149.1 mph 1/4 mile
5.75 @ 121.0 mph 1/8 mile
1.310 60ft on 295/65R15
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Old 04-20-2012, 12:14:23 AM   #9
rustbucket79
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First thing you need to do (or already know) is assemble the front suspension without the springs or shocks; you should be able to move the spindle from top to bottom with no binding and no more effort than what it would take to lift the part's weight.

In the OP's case, he needs to find if the aftermarket arms are designed to run stock springs or a different diameter/length. Once he finds out what springs are OK, then he can continue. Assuming stock is fine, then he's in the same situation as the rest of us, where you need to remove a pile of coils to get adequate ride height and suspension travel. I have at least 2 coils cut off of mine, but it's no longer street driveable. (insufficient compression travel) I have cut the springs at least 3 separate times. (along with the cuts have been front weight removal so be careful here)

It sucks re and reing the springs, but at least it gets easier as the coils are removed.

My car has an inch between the compression stop and the control arms. You get a pretty good look at the car at rest in the vid in my signature, and the front's are 28" tall, required to keep the crossmember out of the track surface.
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