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PCCB SAFTEY ISSUE

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Old 10-12-2006, 06:03 PM
  #46  
Bob Rouleau

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Allan - There is some good news. If you switch to steel you can use 996 cup rotors in front and 997 cup rotors in the rear. That way you don't have to change the rear calipers. You will have 350 mm dia. steel all around and they are a direct bolt on replacement for the Gen 1 PCCB. when I converted, I had to change my rear calipers to use 996 GT3 rear rotors which are only 330 mm in diameter.

As to pads, I would consult Pagid. I use my Rs19s on the street and they don't squeal. On the other hand my wife's car with the identical set up does. I cannot explain why.

Best,
Old 10-12-2006, 06:25 PM
  #47  
roberga
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That guy sure grabed on to the snake like he knew what he was doing
Old 10-13-2006, 06:05 AM
  #48  
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Seems that the latst pccbs are as bad (or almost) Manthey Racing apparently change them after every race on the new GT£ Cup cars ..hm....
Old 10-13-2006, 06:42 PM
  #49  
AllanJ
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Originally Posted by Bob Rouleau
Allan - There is some good news. If you switch to steel you can use 996 cup rotors in front and 997 cup rotors in the rear. That way you don't have to change the rear calipers. You will have 350 mm dia. steel all around and they are a direct bolt on replacement for the Gen 1 PCCB. when I converted, I had to change my rear calipers to use 996 GT3 rear rotors which are only 330 mm in diameter.

As to pads, I would consult Pagid. I use my Rs19s on the street and they don't squeal. On the other hand my wife's car with the identical set up does. I cannot explain why.

Best,
Thanks for the info, Bob. I think I'll pick up the rotors and pads sooner rather than later so I have no downtime when the time comes to do the swap.

I love this car!

Allan
2004 GT3
1975 914-6 3.0 conversion
Old 10-14-2006, 07:41 AM
  #50  
PaulRothwell
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The cars are great pity about the PCCBs though.
Old 10-14-2006, 10:38 AM
  #51  
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Any GT2/GT3s which are tracked left on ceramics?
Old 10-14-2006, 11:49 AM
  #52  
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Bob, thanks for the help re rotors. I'm at 3400 miles on 05 gte with pccb. Planning on a few de's this year and if I learn to drive this dream car , plan to change to steel over the winter. Where do you recommend purchasing cup rotors and pagid pads?
Joe
Old 10-14-2006, 12:44 PM
  #53  
Mr. C4
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Hi,

Have been told from sources within PAG that the major problem with the Gen I is that the ABS control unit that engages incorrectly (too early), resulting in the pads start hammering the discs that then start to chip/flake and then grinds the pad down, causing the ABS to hammer even more and from there on it just gets worse.

Ciao,

J.

Last edited by Mr. C4; 10-14-2006 at 01:00 PM.
Old 10-14-2006, 01:04 PM
  #54  
AllanJ
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Originally Posted by Mr. C4
Hi,

Have been told from sources within PAG that the major problem with the Gen I is that the ABS control unit that engages incorrectly (too early), resulting in the pads start hammering the discs that then start to chip/flake and then grinds the pad down, causing the ABS to hammer even more and from there on it just gets worse.

Ciao,

J.
Thanks for the tip, Johannes. I haven't had to use the ABS yet and I'm going to try and keep it that way.

Cheers,

Allan
2004 GT3
1975 914-6 3.0 conversion
Old 10-14-2006, 01:06 PM
  #55  
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Allan,

The ABS hammering/pumping might be so slight that you will not even notice it.

Ciao,

J.
Old 10-14-2006, 04:06 PM
  #56  
AllanJ
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Originally Posted by Mr. C4
Allan,

The ABS hammering/pumping might be so slight that you will not even notice it.

Ciao,

J.
Crap. Good point Johannes. I'll keep visually checking the rotors in the meantime.

Tack så mycket.

Allan
2004 GT3
1975 914-6 3.0 conversion
Old 10-15-2006, 11:59 AM
  #57  
PaulRothwell
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Anyone else heard anything about the ABS maybe accelerating the failures?
Old 10-15-2006, 01:26 PM
  #58  
roberga
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The problem is that Porsche is unwilling to reveal any of their understanding of the issue. My guess is to avoid any trail to "poor" original design liability. Just say No.
If I have it to do over again, I would not have taken delivery with PCCB. GEN II maybe but with an $8,300 addition to the price AND $5,400 per rotor replacement cost ????
Old 10-15-2006, 03:13 PM
  #59  
PaulRothwell
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Well I suppose those still with PCCBs will take a hit on resale as noone will want them due to replacement cost WHEN they fail....?
Old 10-15-2006, 03:33 PM
  #60  
Mr Michael B

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Originally Posted by PaulRothwell
Well I suppose those still with PCCBs will take a hit on resale as noone will want them due to replacement cost WHEN they fail....?
I dunno. The 1st GT3 I was looking to buy did not have the PCCB set up. I wanted that car (it just did not work out), but I longed for the PCCB equipment.

Even though I knew of the "track record" of the PCCB set up I still wanted it. Of course I knew whatever GT3 I bought would only get limited track time (I have a rude racecar already).

PCCB had an allure that I could not ignore. It would not effect resale value for me. Maybe I am not normal.


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