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agfisher
Joined: 09 May 2007 Posts: 484 Location: West Hartford, CT
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Posted: Sun Sep 02, 2007 9:28 am Post subject: 77NA Rear Brake Drum Removal |
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Hi all,
I have done some searching through past posts and still haven't found much info on this.
I have the castlitized nut off. The problem is with the removal of the drum itself. This car has been sitting unused for about 18 or so years and that drum is not budging. Haynes and the Service Manual say to use an extractor but I have no idea where to find one. Can you guys offer me some advice on a couple of things?
1) First, Where can I find the extractor?
2) Is there some other way I can get this off without the extractor?
Any help you guys can give would be great. I'm trying to get this thing rolling to get it on a trailer and the wheels are totally locked.
Thanks again,
Adam _________________ 1977 924 N/A Martini Edition |
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StienbargerR
Joined: 28 Oct 2005 Posts: 1362 Location: Richmond, IN
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Posted: Sun Sep 02, 2007 10:01 am Post subject: |
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I dont remember exactly what i did, but Im pretty sure I used a soft hammer, and maybe a pry bar.
Ryan _________________ 1978 924 NA
-250lb lowering springs, Euro Pistons |
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Paul

Joined: 02 Nov 2002 Posts: 9491 Location: Southeast Wisconsin
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Posted: Sun Sep 02, 2007 1:21 pm Post subject: |
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I use a large 3 armed brake drum puller and an impact gun to turn it.
 _________________ White 87 924S "Ghost"
Silver 98 986 3.6l 320 HP "Frank N Stein"
White 01 986 "Christine"
Polar Silver 02 996TT. "Turbo"
Owned and repaired 924s since 1977
Porsche: It's not driving, it's therapy. |
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gohim
Joined: 02 Nov 2002 Posts: 4459 Location: Rialto, CA
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Posted: Sun Sep 02, 2007 8:02 pm Post subject: |
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Make sure that you have the brake shoes fully retracted by turning the two starr wheels all the way in the opposite direction of tightening them. Otherwise the shoes could be sitting inside of wear grooves, or the wear ridge may not let you pull the drums off.
You should also hose a ton of a penetrating lubricant like PB Blaster in from the front on the wheel hub splines, and let it soak overnight or for a day (constantly rewetting) to weaken the rust that is probably on the splines of the brake drum. |
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agfisher
Joined: 09 May 2007 Posts: 484 Location: West Hartford, CT
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Posted: Mon Sep 03, 2007 3:28 am Post subject: |
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I DID IT!!
The beast is rolling again after 20 years!! (Last emissions sticker expired in August on 1987!) Once i got the adjusters back the drum slipped off no problem. I took a good 3-4 hours to get all the adjusters back. three took about 45 min and the last one took forever!
But its done and I hopfully will be picking up the auto-transport tomorrow.
Wish me luck!!
Adam
P.S. - PB Blaster is the BOMB!!  _________________ 1977 924 N/A Martini Edition |
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Mike924

Joined: 12 Aug 2004 Posts: 2601 Location: IoW UK
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Posted: Mon Sep 03, 2007 5:53 pm Post subject: |
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When I did my rear brakes, I re-assembled the adjusters with copper anti-seize grease (sparingly!) to stop then rusting up again. I also put a thin layer on the splines for the drum.
Do your back plates have a full complement of rubber bungs in the inspection holes (4 per side). If not, this is a good place for water to get in! _________________ 1985 Porsche 924 'Lux', Kalahari Beige (my ex)
1993 Porsche 968 Coupe, Midnight Blue, 6 spd
'There is no substitute for a little grease under your fingernails.' - Chrenan, 924board.org
Last edited by Mike924 on Tue Sep 04, 2007 5:06 pm; edited 1 time in total |
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agfisher
Joined: 09 May 2007 Posts: 484 Location: West Hartford, CT
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Posted: Tue Sep 04, 2007 11:00 am Post subject: |
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The trip was made, not a problem at all. The 24 is sittin in her new home waiting for her work over!
Thanks for the help guys.
Adam
Edit: Here are some pictures --> http://www.flickr.com/photos/agfisher/sets/72157601849611975/ _________________ 1977 924 N/A Martini Edition |
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Mike924

Joined: 12 Aug 2004 Posts: 2601 Location: IoW UK
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Posted: Tue Sep 04, 2007 5:13 pm Post subject: |
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Nice find, Martini colours, too - pity about the dent in the front wing - er, fender.
Have you tried starting her up? _________________ 1985 Porsche 924 'Lux', Kalahari Beige (my ex)
1993 Porsche 968 Coupe, Midnight Blue, 6 spd
'There is no substitute for a little grease under your fingernails.' - Chrenan, 924board.org |
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agfisher
Joined: 09 May 2007 Posts: 484 Location: West Hartford, CT
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Posted: Tue Sep 04, 2007 9:47 pm Post subject: |
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After sitting for 20 years (w/o being put into proper storage) I didn't even want to try to start it yet. I have no idea what condition the fuel is in or any of the other bits (I'm assuming POOR!) I think I want to start with the fuel system as soon as I have some time.
I'm really excited to be working on this particular car. First car I ever worked on (changed the oil when I was 12 or so) _________________ 1977 924 N/A Martini Edition |
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Mike924

Joined: 12 Aug 2004 Posts: 2601 Location: IoW UK
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Posted: Tue Sep 04, 2007 11:08 pm Post subject: |
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| agfisher wrote: | I'm really excited to be working on this particular car. First car I ever worked on (changed the oil when I was 12 or so) |
So that would make you 32.  _________________ 1985 Porsche 924 'Lux', Kalahari Beige (my ex)
1993 Porsche 968 Coupe, Midnight Blue, 6 spd
'There is no substitute for a little grease under your fingernails.' - Chrenan, 924board.org |
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agfisher
Joined: 09 May 2007 Posts: 484 Location: West Hartford, CT
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Posted: Wed Sep 05, 2007 12:19 am Post subject: |
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| Mike924 wrote: | | agfisher wrote: | I'm really excited to be working on this particular car. First car I ever worked on (changed the oil when I was 12 or so) |
So that would make you 32.  |
Hahaha  _________________ 1977 924 N/A Martini Edition |
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Nobbi
Joined: 24 Aug 2006 Posts: 1398 Location: Germany
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Posted: Wed Sep 05, 2007 1:00 am Post subject: |
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Hey ,
nice and very original looking car! Congrats... Where you find it and how much did you pay?
Thanks for the pics.
Nobbi  |
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agfisher
Joined: 09 May 2007 Posts: 484 Location: West Hartford, CT
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Posted: Wed Sep 05, 2007 1:05 am Post subject: |
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| Nobbi wrote: | Hey ,
nice and very original looking car! Congrats... Where you find it and how much did you pay?
Thanks for the pics.
Nobbi  |
Well, thats the great thing. My mom bought it in 1977 off the showroom floor (I was 5 and still remember picking it up) and has had it ever since. She unfortunately hadn't been able to drive (due to starting a new business, etc.) it since around 1987 and it sat. She finally said, "Do you want it?" and I said, "YEAH!!"
So I found it in my parents garage and the price was free. Can't beat that!!! _________________ 1977 924 N/A Martini Edition |
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