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Old 01-03-2018, 10:09 PM   #15
J3rm0ff
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Join Date: Nov 2017
Location: Canton ohio
Posts: 269
Re: Disc brake hub assemblies

Quote:
Originally Posted by Tork? View Post
I've looked into the diy big brake upgrade on my 72. I came up with 2 paths.

1) stock 72 brake disc machined to make a hub & with longer studs; C6 Z06 rotors with hub bored from 70.x to 78.3 mm and drilled 5x5; ctsv1 or 2 calipers & make bracket.

2) basically same as 1 but use Wilwood hubs PN 270-13217 the ones they make for for CPP modular spindle kits and have discs bored to Wilwood hub specs which looks like 77.7mm hub. This would allow 5x4.75 but then I'll have to go down a rabbit hole for the rear. With #2 it may even work with Wilwood Aero 6 calipers/brackets with CPP modular spindle and C6Z discs. Basically a cheap version of their 140-13692-D kit to avoid the the $500 per corner brake disc costs. They're both 14x1.25.



Looks like CTSV1 calipers? interested in what you make your bracket out of. EDIT: On closer look i guess they're gen 5 camaro same thing. You running the Camaro rotors with stud holes drilled out?
I was never able to find those wilwood hubs. I'll keep that in the back of my mind but it looks like the factor rotors machined down will work for me.

Yea they're gen 5 camaro calipers I got locally from someone parting out. The rotor in the picture is a junk rotor from a camaro ss that I slotted the holes for mockup purposes. I have since found that srt8 jeep front rotors are nearly identical in dimensions and have 5x5 bolt pattern already. I went to the parts store and bought one just to compare and it was nearly the same so I will probably run those in the front and just bore the center out.

For the rear I got a srt8 jeep and camaro ss rotor to compare. I'd really like to use the jeep one because of the bolt pattern and offset however the backside of it is different. The mounting ears of the caliper are too close for comfort. There's a 360 degree relief cut out in the backside of the camaro rotors. So I may just stick with using the camaro ss rears.
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