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Old 01-19-2014   #71
-=Jeff=-
 
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Default Re: New C4 Frame Braces

Can one of you guys get a picture of the hole and location for me?
Thanks
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Old 01-20-2014   #72
HAWAIIZR-1
 
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Default Re: New C4 Frame Braces

Quote:
Originally Posted by -=Jeff=- View Post
Hey Craig,

Not sure if the extra hole is needed, Mine don't have that like you said.

As for jacking, I use the mounting points where the bar connect to raise and lower the car with my floor jack. Those seem to be solid enough
Hey Jeff,
Thanks for confirming about using those mounts and I guess it really ties them in well enough as I read and it will lift evenly even if front or rear is picked up.

[/QUOTE]

We drilled a hole in mine and I'd recommend doing it in yours

Absolutely love the kit and it's made a huge difference. Look forward to hearing your impression Craig!



David [/QUOTE]

Thanks David. I will always do more than less and I don't like extra parts; I imagine it was an improvement that was added and it makes sense for strength. I did not finish the install and will get some flat washers first.

Quote:
Originally Posted by -=Jeff=- View Post
Can one of you guys get a picture of the hole and location for me?
Thanks
Here are some photos Jeff:



Prior to using punch to mark and drill.



With bolt installed.



Back side of bolt installed.



I can see that the emergency brake cable is going to be an issue once the bar is installed with the large bolt and nut. I'm curious to know how you folks installed with that cable in the way. I decided to get flat washers that it did not come with before installing the bar and heim joints. I also want to see if there is a way to get covers for the joints, but maybe not. The hardware store here did not have flat washers that big so I know another place on the way home tomorrow.
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Old 01-20-2014   #73
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Default Re: New C4 Frame Braces

Thanks, maybe I will add the hole and bolt to mine
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Watson Headers (2" Primary) - Flowmaster Cats - Borla Catback
Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 01-20-2014   #74
HAWAIIZR-1
 
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Default Re: New C4 Frame Braces

Quote:
Originally Posted by -=Jeff=- View Post
Thanks, maybe I will add the hole and bolt to mine
You're very welcome. Do you remember what was done about the emergency brake cable being in the way on the driver's side? I'll check and someone mentioned the same problem, but don't remember what they did to resolve it.
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Old 01-20-2014   #75
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Default Re: New C4 Frame Braces

mine was around the outside but tight..

I think now it is sitting just below the Heim...
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Watson Headers (2" Primary) - Flowmaster Cats - Borla Catback
Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 01-20-2014   #76
HAWAIIZR-1
 
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Default Re: New C4 Frame Braces

Quote:
Originally Posted by -=Jeff=- View Post
mine was around the outside but tight..

I think now it is sitting just below the Heim...
Okay, thanks. I'm sure I'll figure something out once the bar is installed and see what the situation is.
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Old 01-20-2014   #77
-=Jeff=-
 
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Default Re: New C4 Frame Braces

when the prototypes were first installed here is how the cable was:
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1990 Corvette ZR-1 #1051
Watson Headers (2" Primary) - Flowmaster Cats - Borla Catback
Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 01-20-2014   #78
HAWAIIZR-1
 
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Default Re: New C4 Frame Braces

Quote:
Originally Posted by -=Jeff=- View Post
when the prototypes were first installed here is how the cable was:
Thanks so much! I appreciate the photo!
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1995 #228 Black/Black with Dunn Heads
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Old 01-22-2014   #79
Blownrunner
 
Join Date: Dec 2012
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Default Re: New C4 Frame Braces

How does this kit help torsional twisting, like when a front tire is lifted the car will twist like if you were tightening a bolt. I always thought the x brace would help correct this, but will not help bending for and aft of the car, which these mentioned will help with.

My never cars seem more solid and stiff chassis compared to the Z, wondering which of the two brace types would help with the flexing. Does anyone know what type of flexing is more common? The fore-aft bending, or the torsional/twisting, of the chassis?
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Old 01-27-2014   #80
HAWAIIZR-1
 
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Default Re: New C4 Frame Braces

Well, I completed the install yesterday and pleased with the results despite not driving it yet. I should be getting temp plates next weekend to drive the car and put the headers back on so I can post some opinions then. What I like about it is there is no doubt that it stiffens up the chassis and flex as stated when jacking the car and seeing how the measurements don't change with roof off and jacking as well as how you can lift the front or rear and the entire car lifts (door can open and close either way). I have to imagine it helps when driving too and they guys that designed it are quite intelligent and respected in the C4 community. What do I not like? The added weight to my car after trying to take off stuff all these years to lighten the car. No issues to get the brake cable on the side after install, but will watch it to be sure it does not chafe the cable in time.
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"ZR-1 NO KA 'OI"
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1995 #228 Black/Black with Dunn Heads
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