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FYI Ford, Classic Mustang Tech Discussion » Question for all using the 13.2" late model GT brakes on their car » 3/13/2017 2:19 PM |
I'm running the GT2008 12.5" brakes with:
American Racing Torqlite 17"x8" 4.5 BS with no issues. Clearance between caliper and wheel is CLOSE, but works just fine. Having trouble posting pictures, can update later.
FYI Ford, Classic Mustang Tech Discussion » Cobra Disc Issue » 12/14/2016 9:42 AM |
I ran into a similar issue on my 66. It took completely tightening all the lug nuts down to remove any runout that measured at the rotor. I believe my issue was due to slightly distorted hubs from pressing new studs. Hope this helps.
FYI Ford, Classic Mustang Tech Discussion » T5 Question » 11/19/2016 6:16 PM |
I would just call modern driveline. They will know how the trans was assembled. Bearings greased, etc. I'm sure it's fine though....
FYI Ford, Classic Mustang Tech Discussion » GT2008 upgrade, hub wobble. » 4/04/2016 10:24 AM |
UPDATE. Found the problem, simple mistake. Although I installed all lug nuts when checking for runout, they must be torqued at least to 50#. At least in my case. I'm guessing the hubs got slightly distorted, torquing them to the rotor face trues everything up. Thank everyone for the help. Bleeding them next, test drive soon!
FYI Ford, Classic Mustang Tech Discussion » GT2008 upgrade, hub wobble. » 3/29/2016 2:42 PM |
Thanks Steve. I'll double check those as well.
FYI Ford, Classic Mustang Tech Discussion » GT2008 upgrade, hub wobble. » 3/28/2016 1:42 PM |
Certain the races are seated properly, no. Confident I installed them correctly, yes. I did inspect them after install and they appeared to be seated. I have been leaning towards this theory as well. I will re-inspect this evening to confirm. Besides that I can't imagine what else could cause this. Unless the hubs themselves are warped. I really doubt that though. I did not have to clearance the hub to rotor, as they fit nice and flush together. Thanks for the input.
FYI Ford, Classic Mustang Tech Discussion » GT2008 upgrade, hub wobble. » 3/28/2016 12:02 PM |
Yes with the rotor bolted to the hub, runout is ~.005 on the good side. I haven't measured the pass side yet as it is visible rotating with excessive runout. I have eliminated the rotors being warped by swapping rotors, and by measuring runout on hubs alone. The rotors only exaggerate the runout problem in the hubs.
FYI Ford, Classic Mustang Tech Discussion » GT2008 upgrade, hub wobble. » 3/28/2016 11:18 AM |
Hello all, I've been slowing installing MS brake kit on my 66 mustang. The latest thing I have ran into is that my hubs don't seem to be spinning true. Both hubs have been rebuilt with new bearings and races, and both seem to have the same problem. Drivers side I was able to get the wobble within .005" by preloading the bearings. I feel they are too tight to drive on though. Passenger side doesn't seem to matter how tight I set the bearings. Rotors themselves are true, but nearly touch caliper brackets when rotating. I'm sure it's in the bearings, I just can't seem to find the "sweet" spot. Any ideas? Your help is appreciated!
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/18/2015 3:33 PM |
Thank you for the clarification Steve.
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/18/2015 10:49 AM |
Well that would be ideal......any input Steve?
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/18/2015 9:54 AM |
Thanks for the link, that's a familiar part number. 73 maverick? It's crazy how many different opinions I can get on this master cylinder question. Started with 67 mustang, then cougar, now maverick. I'm sure they will all work, and all the input is appreciated. Seems the general consensus is maverick on the web. I'll go that route. Again, thank you.
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/17/2015 4:17 PM |
True74yamaha wrote:
You just have to install the pedal push Rod. You also would have to do this when using a 2000 v6 mustang master cylinder on a manual disc disc set up.
My original push rod?
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/17/2015 9:47 AM |
I would guess the powder coat shouldn't cause any issues, will look good though. On another note, in my search for a 67 manual disc/drum master cylinder; well.....there isn't one. Seems like the other forums say to use a 67 cougar mc because it was offered in non power. Part number from raybestos MC36251 is the same for mustang and cougar, but the one for mustang is listed as a power unit. Apparently it will work with a booster or without? Thoughts?
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/16/2015 4:07 PM |
I guess it depends on who's applying the powder coat. I'll just paint them and be done with it. Thanks for the info.
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/15/2015 10:40 PM |
True74yamaha wrote:
I'm sure thats what he meant to say. Stick with the 67-70 disc drum manual master cylinder and the matching proportioning valve and you'll be great
I'm guessing you're right. Anyone know about powder coating the brackets?
FYI Ford, Classic Mustang Tech Discussion » Choosing the right T5 » 6/15/2015 10:38 PM |
Lots of ways to do it. I used a T5 bell housing with a home made fulcrum adapter and factory z bar. Driveshaft lengths seems to vary, recommend installing transmission and measuring for your application. Factory crossmember can me modified to work if you can weld, if not buy one. Really depends on your budget and how you want to do the swap. If you plan on running big power and big radials, I'd recommend a different trans, or go with a gforce or Astro T5. I'm determined to keep my T5 in my street/strip 66, but it hasn't been cheap; and I'm pretty sure I could remove and rebuild the trans blind folded. Been out of the car, longer than its been in it. I'm sure you'll get plenty of help here on different ways to do the swap, best of luck.
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/14/2015 8:45 PM |
MustangSteve wrote:
Number of bowls has nothing to do with having to change the master cylinder. If your single pot mc was for a drum system, it has a residual pressure valve in it that will cause the rear discs to drag. You need a disc/disc master cylinder.
Steve, wouldn't I need a disc/drum master for my application? Considering that's the combo I will be running. Also, can I powder coat your brackets, or will that cause issues with fitment? Thank you.
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/12/2015 2:54 PM |
hmartin025 wrote:
Chris, each member here draw from personal experience and how they look at their own car. On my own 65 I'm using small disc setup on front, drum on rear and single M/C and booster. Brakes work superb! One day will change M/C to duel bowl however, for the added safety! In the era when I grew up and much of my adult life single M/Cs were the norm, never lost my brakes? So, yes duel bowl has added safety, no question but to answer your question it works OK for me. Guys, not intending to step on toes.
Howard
Howard,
I know others that have run the original MC without issues as well. Not with Steve's setup though, so I guess it would be hard to say if it will work properly or not unless someone has tried it. I figure for an extra ~$200 in parts for a MC and prop/dist. block, I might as well do it now while everything is apart. My main goal is to buy the correct parts the first time, and it seems there are a lot of ways to do this swap. Sounds like the 67 MC is the way to go for my application though. Appreciate your input.
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/10/2015 1:41 PM |
Thanks for the clarification everyone, makes sense about the master being designed for drum/drum. Power brakes are not really an option unfortunately. Only producing about 5" of vacuum with my engine. I don't mind manual brakes/steering, add's to the driving experience!
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/10/2015 10:12 AM |
Thanks for the reply. I understand the dangers of continuing to use my original master cylinder, but it seems it's only a recommendation to upgrade it, not a must in order to complete the swap. Is this correct? Secondly, do I use my original distribution block with a new proportioning valve, or does the dist. block need to be upgraded as well?
I think I will just wait to buy all the needed parts before I begin, do it right the first time as they say. I had planned on buying the 67 disc/drum master and SBCC's dist/prop valve combo. This should be all I need to "safely" install the brakes. Correct?
Thanks again, for the help.
FYI Ford, Classic Mustang Tech Discussion » GT2008 brake upgrade » 6/09/2015 9:18 AM |
Hello all, new member here. My name is Chris. I'm sure this has been asked dozens of times throughout this forum, so I apologize in advance. Are master cylinder and proportioning valve mandatory upgrades for the GT2008 brake upgrade on a drum/drum 66 Mustang? I'd like to start bolting on the brakes and upgrade the other components as money comes in, but if safety is an issue I will be waiting.
Received my brackets yesterday Steve, thank you for a quality product! Hope your feeling better. I will be leaving positive feedback shortly.
Thanks everyone.
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