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9 Bolt PBR E Brake Cables

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Old Feb 4, 2020 | 12:04 PM
  #1  
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From: Peterborough, Ontario
Car: 1984 Camaro
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9 Bolt PBR E Brake Cables

Hey everyone. I've spend hours doing research on this and just wanted to make sure that I definitely have the right information. My car is an 84 Camaro WITH the tunnel adjuster for the e brake. I swapped rear ends to a 9 bolt from a pre-89 car and have successfully completely a PBR brake swap to this rear end with the exception of the parking brake cables. From previous posts, I believe that I have read that I require 1st design cables 1434 mm in length due to the fact that I have a tunnel adjuster. I am looking for actual part numbers please. I am in canada and will be buying cables from rockauto. From my research and previous posts, AC Delco Part No. 18P1104 seems to be correct. Can anyone confirm. Rockauto lists these at 56.9 " which translates to 1445 mm. They are listed under a 1990 camaro. 1989 camaro, which i understand to be the only year that my set up could have came stock, lists an 18P870 56.8" or 1442 mm. Nothing seems to equate perfectly to 1434 mm. Subtle differences in pics etc. After all this time I am still somewhat confused. Any help is appreciated. Thanks in advance!
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Old Feb 18, 2020 | 09:21 AM
  #2  
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From: Peterborough, Ontario
Car: 1984 Camaro
Engine: 305 V8
Transmission: Borg Warner T5
Axle/Gears: 9 bolt / 3:27
Re: 9 Bolt PBR E Brake Cables

Geez is it because I'm Canadian...? lol

ANYONE??
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Old Feb 18, 2020 | 10:33 AM
  #3  
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Car: 92 Firebird
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Axle/Gears: 3.45 9 Bolt
Re: 9 Bolt PBR E Brake Cables

I think I just ordered cables for a 92 Camaro 2nd revision. I didn't worry about lengths and all.
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Old Feb 18, 2020 | 10:59 AM
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Re: 9 Bolt PBR E Brake Cables

I put a 91 or 92 rear in my 83. It was a 10-bolt but I don't think that matters. It came to me with the stock PARKING brake (not sure what could be meant by "E brake" but I don't think our cars have that) cables so I don't have part numbers for them though, but they were obviously just … stock.

Everything just plugged right in together. Worked perfect. I had no idea at the time that there was even supposed to BE a problem. Somewhat like Scooter's it would seem, it just worked.

If the cables are acoupla mm too long, they'll just make a wider curve up under there somewhere. Too short however could be a major opportunity for an alternative solution. 10mm = slightly more than 3/8"; IOW, negligible. Seems that if 1434 is your target, then either the 1442 or 1445 should do just fine.

I'd be more concerned with what the ends look like, than nitpicking the length.

Hydraulics took slightly more work, but if your 84 is late production, you won't need to do what I had to.
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Old Feb 18, 2020 | 11:29 AM
  #5  
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From: Peterborough, Ontario
Car: 1984 Camaro
Engine: 305 V8
Transmission: Borg Warner T5
Axle/Gears: 9 bolt / 3:27
Re: 9 Bolt PBR E Brake Cables

Sorry, us Canadians sometimes refer to the parking brake as an emergency brake ("e brake") for short!!!
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Old Feb 18, 2020 | 12:53 PM
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Re: 9 Bolt PBR E Brake Cables

I spent hours reading on the subject and still can't remember why I ordered the pair I did. Fortunately it's a bit of a moot point since I won't actually get around to assembling that part of the car until about 2027 at the earliest.
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Old Feb 18, 2020 | 03:06 PM
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Car: 1984 Camaro Berlinetta
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Re: 9 Bolt PBR E Brake Cables

My car is an 84 Camaro ........................ I swapped rear ends to a 9 bolt from a pre-89 car..........

The E-Brake Cables for disc brakes was the same for ALL 82-88 cars because they all used the same calipers and E-Brake parts. If your car is an 84 and the rear end is pre-88 than you need stock 82-88 DISC BRAKE cables. ( Drum cables are not compatible )

Later cars used a different E-Brake handle/Assembly, intermediate cable ( thru the body), E-Brake cables, and -obviously- the calipers changed. IIRC the 4th gen cables are different too and there might be confusion due to the countless varieties of set-ups that guys are running under their specific car. My case: I've got an 84 with all stock E-Brake stuff with a 98-02 rear and and the 98-02 cables worked for me.





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Old Feb 18, 2020 | 03:15 PM
  #8  
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Axle/Gears: 10 bolt 3.42 with Torsen posi
Re: 9 Bolt PBR E Brake Cables

Originally Posted by John in RI
The E-Brake Cables for disc brakes was the same for ALL 82-88 cars because they all used the same calipers and E-Brake parts. If your car is an 84 and the rear end is pre-88 than you need stock 82-88 DISC BRAKE cables. ( Drum cables are not compatible )

Later cars used a different E-Brake handle/Assembly, intermediate cable ( thru the body), E-Brake cables, and -obviously- the calipers changed. IIRC the 4th gen cables are different too and there might be confusion due to the countless varieties of set-ups that guys are running under their specific car. My case: I've got an 84 with all stock E-Brake stuff with a 98-02 rear and and the 98-02 cables worked for me.

John did you have to mod the 98-02 cables at all? I'm currently doing the 4th gen rear upgrade on my 85. The rear is from a 99 T/A. My cables I had for my 91 disc rear I had put in are to short. I have the cables from the 99 rear and they are around 1 1/2" longer witch would be perfect I think. I have read you need to mod the mounting points in the front and maybe the t bar as the cable end ***** are bigger.
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Old Feb 18, 2020 | 03:18 PM
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Car: 1988 Camaro
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Re: 9 Bolt PBR E Brake Cables

If someone can verify if the 9 bolt PBR calipers are the same/very similar to the 10 bolt LT1 calipers, then I'll gladly dig up the part numbers I used on my car. Unfortunately I made the mistake of buying the wrong ones(too long) and had to buy a second set of the shorter ones to make it actually work.

If not, then disregard this post lol.
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Old Feb 18, 2020 | 03:22 PM
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From: Kylertown,PA
Car: 85 Berlinetta
Engine: 350
Transmission: T5
Axle/Gears: 10 bolt 3.42 with Torsen posi
Re: 9 Bolt PBR E Brake Cables

Originally Posted by 885speed
If someone can verify if the 9 bolt PBR calipers are the same/very similar to the 10 bolt LT1 calipers, then I'll gladly dig up the part numbers I used on my car. Unfortunately I made the mistake of buying the wrong ones(too long) and had to buy a second set of the shorter ones to make it actually work.

If not, then disregard this post lol.
Yes PBR calipers should be the same from 3rd gen to the 93-97 LT1 cars.
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Old Feb 18, 2020 | 03:59 PM
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Re: 9 Bolt PBR E Brake Cables

John, he's putting PBRs on it, so in effect it's now a 89-up. 88-back cables won't work.

AFAIK the 3rd gen PBR calipers are the same no matter which rear GM bolted them to. I've never messed with the 4th gen ones.

I can see where 1½" (35 - 40mm give or take) too long could be a problem; you could end up with cable getting too close to the drive shaft or something, maybe. But not 8 or 10 mm.

The thing about the end ***** is what I was referring to earlier about checking the ends closely. I think there may also be differences in how the sheath part of the cable fastens, in different generations.
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Old Feb 18, 2020 | 04:04 PM
  #12  
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Car: 1988 Camaro
Engine: LR4
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Axle/Gears: 3.23posi/disc
Re: 9 Bolt PBR E Brake Cables

Originally Posted by Fullmonte77
Yes PBR calipers should be the same from 3rd gen to the 93-97 LT1 cars.
If that's the case, then this is the number I used:
Brakeware C1621 -1434mm

I got them from Autozone, and just for reference if the person at the counter gets confused or an attitude(reason why I almost never go to parts stores anymore)
The application to look them up for would be a 1992 Camaro Z28, with rear discs obviously. This one is the shorter of the two lengths advertised as applicable.

With these cables, my adjuster is fairly far forward. But they work and I still have some adjustment left in case these ones stretch some over time.

Last edited by 885speed; Feb 18, 2020 at 04:09 PM.
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Old Feb 18, 2020 | 04:29 PM
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Re: 9 Bolt PBR E Brake Cables

Originally Posted by sofakingdom
AFAIK the 3rd gen PBR calipers are the same no matter which rear GM bolted them to. I've never messed with the 4th gen ones.
The PBR calipers and carriers are the same for all thirdgens. The backing plates changed a couple times on the 9-bolt which interchange with each other, and again with the 10-bolt which don't interchange with the 9-bolt.

4th gen (93-97) PBR calipers and carriers are the same as thirdgen versions, except the physical caliper on the 93-up cars has the cooling fins/strengthening ribs milled down across the top of the caliper.

98-up use a different PBR caliper, with a drum brake style parking brake. I.e. completely different.

Not to be Capt Obvious or anything, but the easy button solution would be to just order one set of early thirdgen PBR e-brake cables, and one set of later thirdgen PBR e-brake cables, then when you've finished the job, take the unused cables back for a refund. When the car is up on jackstands, and you're rolling around on the ground, sliding under the car and climbing back out again, over and over, is not the time you want to find out you need to stop, put on a clean shirt and go to the VatoZone for a different pair of cables.
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Old Feb 18, 2020 | 07:50 PM
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Re: 9 Bolt PBR E Brake Cables

PBRs on it, so in effect it's now a 89-up.
Got it,......... cables need later year 'ring', and not a 'ball' at the end in order to connect at the caliper. I was exactly backwards,... rather than anything that applies to an 1982 he's gotta disregard anything that says 82.


I have read you need to mod the mounting points in the front and maybe the t bar as the cable end ***** are bigger.
Bob -----> This is what I added: I THINK I cut it off a 95 V6 Camaro ....... pretty sure it was a 95 ! ( Just the large bracket. )



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Old Feb 19, 2020 | 07:40 AM
  #15  
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From: Peterborough, Ontario
Car: 1984 Camaro
Engine: 305 V8
Transmission: Borg Warner T5
Axle/Gears: 9 bolt / 3:27
Re: 9 Bolt PBR E Brake Cables

Thanks for all you replies Gentlemen. I'm going to order a couple of different pairs and see what works. Your help is much appreciated!
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