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Manual Disc Master Cylinder Questions/Problem #1672494
09/17/14 01:20 AM
09/17/14 01:20 AM
Joined: Aug 2003
Posts: 643
Toronto, Ontario, Canada
plazomat Offline OP
mopar
plazomat  Offline OP
mopar

Joined: Aug 2003
Posts: 643
Toronto, Ontario, Canada
OK so I have a Cardone select 13-1822 master cylinder (85 Diplomat) I wanted to use in my 69 Belvedere disc o tech conversion..

Problem is it doesn't have a machined area to lock in the push rod..power brake only master.

There are exactly zero masters available locally - and if I can't see it I won't know if the detail is there. I am thinking I need to order another from the US but which brand? Is this luck of the draw or are some more likely to have the manual or power piston in the MC?

Any way to secure the manual push rod in the power Master ?

Plazomat

Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672495
09/17/14 01:33 AM
09/17/14 01:33 AM
Joined: Jan 2003
Posts: 9,826
las vegas
70AARcuda Offline
master
70AARcuda  Offline
master

Joined: Jan 2003
Posts: 9,826
las vegas
put the pushrod in...fill recessed area with rtv...


Tony

70 AARCuda Vitamin C
71 Dart Swinger 360 10.318 @ 128.22(10-04-14 Bakersfield)
71 Demon 360 10.666 @122.41 (01-29-17 @ Las Vegas)
71 Duster 408 (10.29 @ 127.86 3/16/19 Las Vegas)
Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672496
09/17/14 01:57 AM
09/17/14 01:57 AM
Joined: Feb 2010
Posts: 18,493
Granite Bay CA
Kern Dog Offline
Striving for excellence
Kern Dog  Offline
Striving for excellence

Joined: Feb 2010
Posts: 18,493
Granite Bay CA
What about using a 73-76 Dart/Duster/Valiant 4 bolt manual MC? They do fit.

Re: Manual Disc Master Cylinder Questions/Problem [Re: 70AARcuda] #1672497
09/17/14 10:05 AM
09/17/14 10:05 AM
Joined: Aug 2003
Posts: 643
Toronto, Ontario, Canada
plazomat Offline OP
mopar
plazomat  Offline OP
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Joined: Aug 2003
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Toronto, Ontario, Canada
I have heard/read about the RTV method - anyone know anyone who has done this and lived to tell about it?

It is a manual pushrod if that makes a diff?

Will look into the a-body MC availability - over the last 10 years or so the old stuff has become impossible to find here in Toronto - dam ricers..

Plaz

Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672498
09/17/14 11:12 AM
09/17/14 11:12 AM
Joined: Feb 2009
Posts: 1,274
Ontario.Canada
C
can.al Offline
pro stock
can.al  Offline
pro stock
C

Joined: Feb 2009
Posts: 1,274
Ontario.Canada

Rock Auto will have what you need

Re: Manual Disc Master Cylinder Questions/Problem [Re: can.al] #1672499
09/17/14 11:36 AM
09/17/14 11:36 AM
Joined: Oct 2005
Posts: 8,881
Ontario, Canada
S
Stanton Offline
Don't question me!
Stanton  Offline
Don't question me!
S

Joined: Oct 2005
Posts: 8,881
Ontario, Canada
Does your m/c have the dimple for the pushrod ?? If so, a small piece of rubber tubing on the pushrod usually works.

8272811-mc.jpg (88 downloads)
Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672500
09/17/14 11:40 AM
09/17/14 11:40 AM
Joined: Nov 2003
Posts: 36,041
Lincoln Nebraska
R
RapidRobert Offline
Circle Track
RapidRobert  Offline
Circle Track
R

Joined: Nov 2003
Posts: 36,041
Lincoln Nebraska
Quote:

I have heard/read about the RTV method - anyone know anyone who has done this and lived to tell about it?


At first blush I'd be leery of it but way back Eberg recommended it as a safe fix & if he's OK with it then I'm OK with it


live every 24 hour block of time like it's your last day on earth
Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672501
09/17/14 12:21 PM
09/17/14 12:21 PM
Joined: Jan 2003
Posts: 21,076
Niles , Ohio
T
therocks Offline
oh wait.but hey.lets see.oh yeah.
therocks  Offline
oh wait.but hey.lets see.oh yeah.
T

Joined: Jan 2003
Posts: 21,076
Niles , Ohio
We run 70 C body masters on conversions.Even with all drums thats what I use.Never a problem.Rocky


Chrysler Firepower
Re: Manual Disc Master Cylinder Questions/Problem [Re: therocks] #1672502
09/17/14 09:20 PM
09/17/14 09:20 PM
Joined: Aug 2003
Posts: 643
Toronto, Ontario, Canada
plazomat Offline OP
mopar
plazomat  Offline OP
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Toronto, Ontario, Canada
I don't see a dimple in the bore either. I think the 80 volare might be the answer that I was looking for, I will look around for that one.

Thanks
Plaz

Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672503
09/17/14 09:39 PM
09/17/14 09:39 PM
Joined: Feb 2003
Posts: 16,150
Mesa, Arizona
D
dart4forte Offline
I Live Here
dart4forte  Offline
I Live Here
D

Joined: Feb 2003
Posts: 16,150
Mesa, Arizona
You need the little rubber grommet. I have a package of those if you need one. You can get them through Magnum.

Re: Manual Disc Master Cylinder Questions/Problem [Re: dart4forte] #1672504
09/17/14 10:05 PM
09/17/14 10:05 PM
Joined: May 2005
Posts: 4,740
Florida
BDW Online content
master
BDW  Online Content
master

Joined: May 2005
Posts: 4,740
Florida
Copied this from Dr Diff




Re: Manual Disc Master Cylinder Questions/Problem [Re: BDW] #1672505
09/18/14 12:43 AM
09/18/14 12:43 AM
Joined: Oct 2005
Posts: 8,881
Ontario, Canada
S
Stanton Offline
Don't question me!
Stanton  Offline
Don't question me!
S

Joined: Oct 2005
Posts: 8,881
Ontario, Canada
For your application the 1-1/32" bore is recommended. The photo I posted is supposedly the m/c you currently have as that's what came up from Cardone when I punched in your p/n.

I'd pull the back clip and measure the piston. Could be the wrong part in the box.

You could do a search on Autozone or Advanced in the Niagara Falls / Buffalo area and just scoot down and grab one there - at half the cost of the unit up here !!!

Re: Manual Disc Master Cylinder Questions/Problem [Re: Stanton] #1672506
09/18/14 12:53 AM
09/18/14 12:53 AM
Joined: Jun 2004
Posts: 6,780
Alabama
Mopar-Al Offline
master
Mopar-Al  Offline
master

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Posts: 6,780
Alabama
My 70 e body had manual disc brakes and it was a 4 bolt. They are a common mc. Not sure if this info helped or not

Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672507
09/18/14 12:56 AM
09/18/14 12:56 AM
Joined: Oct 2005
Posts: 8,881
Ontario, Canada
S
Stanton Offline
Don't question me!
Stanton  Offline
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S

Joined: Oct 2005
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Ontario, Canada
'80 Volare shows the same part number you currently have.

Re: Manual Disc Master Cylinder Questions/Problem [Re: Stanton] #1672508
09/18/14 01:35 AM
09/18/14 01:35 AM
Joined: Aug 2003
Posts: 643
Toronto, Ontario, Canada
plazomat Offline OP
mopar
plazomat  Offline OP
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Toronto, Ontario, Canada
Quote:

For your application the 1-1/32" bore is recommended. The photo I posted is supposedly the m/c you currently have as that's what came up from Cardone when I punched in your p/n.

I'd pull the back clip and measure the piston. Could be the wrong part in the box.





I did pull the clip and the piston measures less than 1 inch in diameter - I guess that means its a 15/16 unit..I thought it was supposed to be a 1-1/32 - uh oh....

Thanks gents - at least I know what likely went wrong and I have some more shelf weight..

Plaz

Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672509
09/18/14 01:54 AM
09/18/14 01:54 AM
Joined: Aug 2003
Posts: 643
Toronto, Ontario, Canada
plazomat Offline OP
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plazomat  Offline OP
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Toronto, Ontario, Canada
Looks like the port sizes are wrong too-both at 3/8-24 - wrong part in box for sure....damm cardone.

Thanks
Plaz

Re: Manual Disc Master Cylinder Questions/Problem [Re: plazomat] #1672510
09/18/14 11:29 AM
09/18/14 11:29 AM
Joined: Oct 2005
Posts: 8,881
Ontario, Canada
S
Stanton Offline
Don't question me!
Stanton  Offline
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Joined: Oct 2005
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Ontario, Canada
The ports won't match originals on any of the m/c's.

Re: Manual Disc Master Cylinder Questions/Problem [Re: Stanton] #1672511
09/18/14 11:34 AM
09/18/14 11:34 AM
Joined: May 2005
Posts: 4,740
Florida
BDW Online content
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BDW  Online Content
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Joined: May 2005
Posts: 4,740
Florida
Quote:

The ports won't match originals on any of the m/c's.




What? Thought it was a direct bolt in for the lines?







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