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Front disk brake conversion question #1660399
08/17/14 10:37 PM
08/17/14 10:37 PM
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Posts: 161
Logansport, Indiana
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Budman Offline OP
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Budman  Offline OP
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Logansport, Indiana
Im wanting to buy a front disk brake conversion kit for my 67 Belvedere. Its a street driven Big Block car. Im wanting something lightweight and the best "Bang for the Buck".


All MOPARS & nothig else.
Re: Front disk brake conversion question [Re: Budman] #1660400
08/17/14 11:16 PM
08/17/14 11:16 PM
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bethlehem pa
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mikemee1331 Offline
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bethlehem pa
Quote:

Im wanting to buy a front disk brake conversion kit for my 67 Belvedere. Its a street driven Big Block car. Im wanting something lightweight and the best "Bang for the Buck".



contact dr diff on this site or do a search on the web for Dr. Diff. other than that there is a write up in the tech section on what to do and what to get.

Re: Front disk brake conversion question [Re: Budman] #1660401
08/17/14 11:42 PM
08/17/14 11:42 PM
Joined: Jan 2003
Posts: 18,632
jersey shore
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flypaper Offline
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jersey shore
here are the blueprints for using factory parts.
http://www.moparaction.com/tech/archive/disc-main.html

Re: Front disk brake conversion question [Re: mikemee1331] #1660402
08/17/14 11:42 PM
08/17/14 11:42 PM
Joined: Jan 2007
Posts: 7,664
IN
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ahy Offline
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IN
In general, the mid to late 70's 11.75" setup is best bang for the buck. Plus replacement parts are readily available. There are lots of ways to do this and the attached "disk o tech" from MA provides a good starting point. It requires 15" minimum wheels. Master Power Brakes has smaller rotor kits that may work with 14" wheels. I understand Dr Diff is and expert in all this area.

http://www.moparaction.com/tech/archive.html

Re: Front disk brake conversion question [Re: ahy] #1660403
08/18/14 01:49 AM
08/18/14 01:49 AM
Joined: Apr 2005
Posts: 12,271
Overpriced Housing Central
RobX4406 Offline
I Live Here
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Posts: 12,271
Overpriced Housing Central
Lightweight means nothing OEM on it!

Re: Front disk brake conversion question [Re: RobX4406] #1660404
08/18/14 01:59 AM
08/18/14 01:59 AM
Joined: Jun 2005
Posts: 5,102
Western Md.
skicker Offline
"The Champ"
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Posts: 5,102
Western Md.
Quote:

Lightweight means nothing OEM on it!






...FAFO...
Re: Front disk brake conversion question [Re: skicker] #1660405
08/18/14 02:38 AM
08/18/14 02:38 AM
Joined: Feb 2010
Posts: 18,493
Granite Bay CA
Kern Dog Offline
Striving for excellence
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Granite Bay CA
That is pretty much the case. The factories probably figured that the extra weight penalty was worth it to maintain 100,000 mile durability.
The lightweight stuff is often drag race oriented. Those guys only have to stop once every 1/2 hour or so. A street car in bumper to bumper traffic would probably warp the lightweight rotors in short order.

Re: Front disk brake conversion question [Re: Budman] #1660406
08/18/14 10:05 AM
08/18/14 10:05 AM
Joined: Aug 2013
Posts: 518
Georgia
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Steve Bryant Offline
mopar
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Georgia
Last winter, I followed the Disc-O-Tech article to the "T" and insalled pin-type front brakes on my 70 Cuda and it was a fairly simple operation. At the time, I had 14" wheels so I went with the smaller calipers and rotors but they are easy to upgrade. I get my rotors from the local parts store and tell them its for a '74 duster.

For me, I was happier following these steps and ordering a kit plus it was a lot cheaper and it's "factory"

A couple of things I learned are the dust shield really isn't needed its probably not worth spending too many cycles getting the right shields. I also learned that you need to go ahead and spend the money on good prop/dist valves and "t"s. If you skimp on this, you may not be happy. Lastly, your local parts store may have more parts than you think so check 2-3 times and local places. For example, I bought a brake booster and (NEW) Master Cylinder at O'Reily's for less than $150 and the booster even has the Chrysler logo. Buy a new MC and not a refurb.

Since you have to buy new spindles for the conversion this is a good time to think about ride height. I like my front a tad lower than the rear so I bought a pair of dropped spindles from PST and they give me an excellent ride height without air-shocks.

The only regret I have now is staying with the rear drums. I should have swapped them out too. 4-Wheel discs have easier plumping and a more natural feel plus they don't drag on release.

Re: Front disk brake conversion question [Re: Steve Bryant] #1660407
08/18/14 02:35 PM
08/18/14 02:35 PM
Joined: Jan 2003
Posts: 27,467
So Cal
autoxcuda Offline
Too Many Posts
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So Cal
Quote:

...

The only regret I have now is staying with the rear drums. I should have swapped them out too. 4-Wheel discs have easier plumping and a more natural feel plus they don't drag on release.





I think you did good keeping things simple, effective, and realistic.

Many rear disk swaps run into master cylinder and pedal effort issues/tuning. There is not much added stopping power on the street with simple disks. Especially with stock spring rates and stockish BFG T/A type tires. If you get to that point or rear drum fade on the street, your stock fronts will be fading too.

I thought disks have more drag when not applied than drums?

Last edited by autoxcuda; 08/18/14 03:16 PM.
Re: Front disk brake conversion question [Re: autoxcuda] #1660408
08/18/14 03:13 PM
08/18/14 03:13 PM
Joined: Feb 2009
Posts: 1,274
Ontario.Canada
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can.al Offline
pro stock
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Ontario.Canada
..i have always questioned the hassel and expense of rear discs.
..75% of your braking is usually handled by the front brakes.

Re: Front disk brake conversion question [Re: can.al] #1660409
08/18/14 04:45 PM
08/18/14 04:45 PM
Joined: Jan 2003
Posts: 543
Indiana, Just Off I-70
BradD Offline
mopar
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Posts: 543
Indiana, Just Off I-70
Also check out kits from MBM, Speedway Motors, and Wysco Product.

Brad


Check out the Dorn's 69 Barracuda "Switchblade" in the Nov.2010 MCG
Check out the Dorn's refurbished 36 Ford in the Feb.2011 Street Rodder
Re: Front disk brake conversion question [Re: BradD] #1660410
08/18/14 05:20 PM
08/18/14 05:20 PM
Joined: Apr 2005
Posts: 12,271
Overpriced Housing Central
RobX4406 Offline
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Overpriced Housing Central
If low cost is what you are looking for, go with a set of FMJ spindles/rotors/calipers.

The haters will be in complaining about the bogus spindle height issue in 3...2...1...

Check with 65belvjim. He had a set a couple days ago.

Re: Front disk brake conversion question [Re: RobX4406] #1660411
08/18/14 11:45 PM
08/18/14 11:45 PM
Joined: Jun 2003
Posts: 161
Logansport, Indiana
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Budman Offline OP
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Logansport, Indiana
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Thank you everybody for all the info. Great suggestions and Im taking them all in. Im not looking for the cheapest just good set up. I would like to find a set that not as heavy as the factory stuff. Thanks for all ur suggestions. I will continue my research. All ideas and suggestions are welcome. Thanks again


All MOPARS & nothig else.
Re: Front disk brake conversion question [Re: Budman] #1660412
08/19/14 01:43 AM
08/19/14 01:43 AM
Joined: Feb 2003
Posts: 1,099
Massillon, Ohio
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cudatom Offline
super stock
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Massillon, Ohio
I just did this swap in the spring on my 67 Belvedere. I used the kit from Right Stuff Detailing(lines and all). Simple kit, everything was included. No major bending of lines.


Ok
Re: Front disk brake conversion question [Re: cudatom] #1660413
08/19/14 02:04 AM
08/19/14 02:04 AM
Joined: Oct 2007
Posts: 1,973
SoCal
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jake4cars Offline
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SoCal
on e-bay, look up scarebird, he sells parts that bolt to your existing spindles, I think he uses GM rotors and calipers, the good news is anybody would carry replacement parts for them.

Joey

Re: Front disk brake conversion question [Re: autoxcuda] #1660414
08/19/14 12:16 PM
08/19/14 12:16 PM
Joined: Nov 2003
Posts: 36,040
Lincoln Nebraska
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RapidRobert Offline
Circle Track
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Lincoln Nebraska
Quote:

I thought disks have more drag when not applied than drums?


Yes they do & some more than others (of the same type of caliper)


live every 24 hour block of time like it's your last day on earth
Re: Front disk brake conversion question [Re: Budman] #1660415
08/19/14 12:28 PM
08/19/14 12:28 PM
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Posts: 2,060
Pendleton NY
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terzmo Offline
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Pendleton NY
Quote:

Im wanting to buy a front disk brake conversion kit for my 67 Belvedere. Its a street driven Big Block car. Im wanting something lightweight and the best "Bang for the Buck".




I bought spindles off a 73 dart...the rest off napa..(bearings,pads,rotors,install kit,etc) and cost just under 400.00

67 R/T...stops.....excellent.....but if you have $$$$$$$ to burn....get a 800 + kit

Re: Front disk brake conversion question [Re: terzmo] #1660416
08/19/14 06:52 PM
08/19/14 06:52 PM
Joined: Jan 2007
Posts: 1,444
NEW JERSEY
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dynamite Offline
pro stock
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NEW JERSEY
I'm using the whole FMJ disc brake setup..stops straight hard..and cheap!!

Re: Front disk brake conversion question [Re: dynamite] #1660417
08/19/14 08:05 PM
08/19/14 08:05 PM
Joined: Apr 2010
Posts: 4,154
bethlehem pa
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mikemee1331 Offline
master
mikemee1331  Offline
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Joined: Apr 2010
Posts: 4,154
bethlehem pa
Quote:

I'm using the whole FMJ disc brake setup..stops straight hard..and cheap!!



all right, i'll bite. what is FMJ disc brakes. I can't find anything!

Re: Front disk brake conversion question [Re: mikemee1331] #1660418
08/19/14 09:42 PM
08/19/14 09:42 PM
Joined: Jan 2005
Posts: 116
Eastern Shore of Maryland
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nasty68 Offline
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Joined: Jan 2005
Posts: 116
Eastern Shore of Maryland
F,M,J are brakes that were on the dodge aspen and plymouth volare and like models. I run them on my dart.


68 dart, 383, 727
2013 Jeep JKU Sahara
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