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Alignment specs and CC plates
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TOPIC: Alignment specs and CC plates

Alignment specs and CC plates 10 years, 4 months ago #17842

Hi all,

I am finishing up my 87 924s build and I am wondering on some specs and if caster camber plates are needed.

This car will do some autocross to start and DE events and will eventually [hopefully] some spec racing. I saved this car from the scrap yard and all the suspension parts were on it. I basically took out the bolt in cage and put in a proper one, cleaned it up and put a good fuel pump in it and she started.

current setup:

koni yellows front, red koni backs
27mm front sway, 16mm adj rear
an unknown progressive spring in front and unknown super stiff torsion bar rear
LSD with questionable clutches
aluminum solid front strut top mounts

Thanks,
Pete

Re: Alignment specs and CC plates 10 years, 4 months ago #17865

Welcome!

If the solid top plates are in good shape, you could start with them. Long term, you won't get quite enough camber to be ideal (-3.5 to -4 degrees), but can probably get within a degree by fully adjusting the spindle on the strut.
Eric Kuhns

National Director Emeritus

2007, & 2008 National Champion
2011, 2012 2nd

Re: Alignment specs and CC plates 9 years, 4 months ago #19391

Ok, so I have been working on my car again. I got some upper caster camber plates and I have the spindle/strut bolt maxed out.

I am using Hankook Ventus Z214 slicks.

Front konis with springs are 550lb and rears are bilsteins stock torsion with 225lb coil over helpers. All adjustable heights

How should I adjust the rear monoball for the front A-arm? All the way out for camber? I can adjust the strut with the plates on top.

Is it worth doing the spherical bearings on the A-arm?

So is -4* front camber and -1.5* caster still right? What should toe in be?

I have read max camber (-3.5*+) on the rear and 0 to 1/16" toe in.

Is there a body height reference from rocker panel to floor height?

plus.google.com/photos/11772862586475626.../5801972574991177521

Thanks
Pete

Re: Alignment specs and CC plates 9 years, 2 months ago #19609

Any comments?

Re: Alignment specs and CC plates 9 years, 2 months ago #19610

Any comments?

I was also told to do 1/16 toe out on the front.

Re: Alignment specs and CC plates 9 years, 2 months ago #19611

  • cbuzzetti
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I am not a suspension expert but with a car that is nearly balanced 50-50 front to rear I believe you want similar spring rates.
If the Hankook is a full rackng slick and not a DOT race tire then you dont want huge camber. You will wear the edge off of it.
Higher sprkng rates can use less camber. Anti roll bars that are too soft or miss adjusted will cause handling problems.
Unless you are using our spec setup we may not have all the info you need.
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