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-   -   Brake line routing for Brembo GTO BBK (http://forums.pelicanparts.com/porsche-911-technical-forum/578422-brake-line-routing-brembo-gto-bbk.html)

Bill Verburg 12-13-2010 10:26 AM

I'm curious about the rear caliper and rotor in this kit, did you post any pics?

NoLift911 12-13-2010 10:40 AM

Yup - lots of pics here....

http://forums.pelicanparts.com/porsche-911-technical-forum/534247-carrera-suspension-update.html

Bill Verburg 12-13-2010 11:19 AM

No pics of the back side of the calipers

This kit is different, all the GT kits I've seen use the big 993tt/RS rear caliper on a modified 993tt/RS rear rotor,

You appear to have the 322x28mm modified rotor(which is supposed to be NLA) but w/ a smaller A family Brembo caliper

very curious:confused:

NoLift911 12-13-2010 11:54 AM

Bill - I'll try to shoot some pics of the backside of the caliper - It's a GTP Kit that I got here from Pelican some time back.

KTL 12-13-2010 01:27 PM

Bill,

I suspect the rear caliper is a Lotus TwinTurbo V8 application? That's what Jeff Alton mentioned is his ad for the kit he's offering.

http://forums.pelicanparts.com/porsche-911-used-parts-sale-wanted/572341-brembo-gtp-brake-kit.html

That car is so clean even a clean freak like me is shocked. I guess getting married and having kids has broken me of that clean fetish, because my stuff isn't even clean anymore! :D

I'll see what I can do about getting a picture of my rear line on the 930 caliper. I have to do something about my garage disaster anyway.......

NoLift911 12-13-2010 02:05 PM

Kevin - well you just need to marry someone that is neater than you - that is what I did. :cool: I got 3 kids of my own 3,4 and 9 months - but us neat freaks (my wife and I) give them a run for their money...the house stays pretty tidy

My rears look different than the ones in that kit - now Bill has me curious too...I think overall the kit is good, (install wise) I have to install the 23mm M/C and we will see where we are with bias - my guess is pretty heavy on the front but until I get it out on the track for a good shake down I will not know.

Appreciate the help on the pics - it would be great to by a rear 930 line and call it day. In the pics you can see where the in/out line goes - it's pretty far down.

Bill here are some more pics:

http://forums.pelicanparts.com/uploa...1292281060.jpg

http://forums.pelicanparts.com/uploa...1292281116.jpg

http://forums.pelicanparts.com/uploa...1292281151.jpg

KTL 12-13-2010 02:11 PM

My wife is neater than me (never stops telling me to hang up my clothes after work, straighten up your pile of magazines, etc. etc...... :D )

Yes your calipers are tapped differently than those in Jeff's kit and they don't have crossover tubes. These are similar to the old Ate calipers with internal plumbing. But I still think the 930 line could be the ticket. Stay tuned......

Jeff Alton 12-13-2010 02:29 PM

What are the part numbers on that caliper? The Lotus TT one is available with different piston sizes and port set ups. Although I have never seen them with a single bleed screw and a lack of cross over tubes...

Cheers

Bill Verburg 12-13-2010 02:30 PM

Quote:

Originally Posted by P-Dawger (Post 5725328)
Kevin - well you just need to marry someone that is neater than you - that is what I did. :cool: I got 3 kids of my own 3,4 and 9 months - but us neat freaks (my wife and I) give them a run for their money...the house stays pretty tidy

My rears look different than the ones in that kit - now Bill has me curious too...I think overall the kit is good, (install wise) I have to install the 23mm M/C and we will see where we are with bias - my guess is pretty heavy on the front but until I get it out on the track for a good shake down I will not know.

Appreciate the help on the pics - it would be great to by a rear 930 line and call it day. In the pics you can see where the in/out line goes - it's pretty far down.

Bill here are some more pics:

http://forums.pelicanparts.com/uploa...1292281060.jpg

http://forums.pelicanparts.com/uploa...1292281116.jpg

http://forums.pelicanparts.com/uploa...1292281151.jpg

That looks like a Brembo A-family caliper, they come in different versions for front or rear use,

http://forums.pelicanparts.com/uploa...1292282898.gif

I see the issue w/ the o/s feed, like I said just bend a line up from the caliper to the fixed point on the trailing arm

You are probably better off w/ that caliper than the ones they originally sold w/ the GT-P kits

NoLift911 12-14-2010 03:00 AM

I don't kow what the part number is - like I said it came in a kit. If there was a parts list I didn't see it/get it. These were ordered some time back right when the GTP kits were coming out and they phased out the Big Reds - I was surprised to see the Porsche script on the calipers (most others I have seen just say Brembo)

Bill - why would this rear be better than the GTP (although that is what I thought I had)? For bias? Also you say this rear rotor is NLA - I thought it was just a TT rotor pinned to a e-brake inner?

Bill Verburg 12-14-2010 06:59 AM

I'm having some difficulty remembering what was used in the original GTP kits. From correspondence w/ Race Technology and some early adapters I thought I remembered Big red front and rear calipers. I just pulled the spec sheets and apparently my memory is much worse than I thought.

The original kits had the Brembo B caliper that you have in front on 993tt 322x32 2 piece rotor annulus w/ a flat 911 hat, these calipers had 40/44 pistons.

the rears were an A-family as you have pictured on modified 322x28 993RS/tt rear rotors. The calipers had 28/30mm pistons.

this setup is very heavily front biased, 2.1 vs usual 911 1.6. A number of early users reported front locking issues. I have no personal experience w/ them myself. But w/ that much front bias you may want to consider using a rear pad w/ more bite than the front also be sure to remove the stock 3.2 Carrera p/v.

NoLift911 12-14-2010 09:00 AM

Quote:

Originally Posted by Bill Verburg (Post 5726489)
I'm having some difficulty remembering what was used in the original GTP kits. From correspondence w/ Race Technology and some early adapters I thought I remembered Big red front and rear calipers. I just pulled the spec sheets and apparently my memory is much worse than I thought.

The original kits had the Brembo B caliper that you have in front on 993tt 322x32 2 piece rotor annulus w/ a flat 911 hat, these calipers had 40/44 pistons.

the rears were an A-family as you have pictured on modified 322x28 993RS/tt rear rotors. The calipers had 28/30mm pistons.

this setup is very heavily front biased, 2.1 vs usual 911 1.6. A number of early users reported front locking issues. I have no personal experience w/ them myself. But w/ that much front bias you may want to consider using a rear pad w/ more bite than the front also be sure to remove the stock 3.2 Carrera p/v.


Thanks Bill - it just shows how much mis-information is floating around - I was told not to remove the p/v on the stock setup and use the 23mm.

Where is the p/v on an 84 Carrera? By the m/c?

Bill Verburg 12-14-2010 09:52 AM

Quote:

Originally Posted by P-Dawger (Post 5726753)
Thanks Bill - it just shows how much mis-information is floating around - I was told not to remove the p/v on the stock setup and use the 23mm.

Where is the p/v on an 84 Carrera? By the m/c?

Facing the rear, to the left of the booster/mc assembly, you want to use the 930 23.8mm m/c so you will have that area apart anyway.

KTL 08-21-2011 12:25 PM

Realized I never provided the picture I promised. Turns out I had to make a new feed line on one caliper when I couldn't get it to come free. I simply took a 12 in. pre-flared line and bent it to fit. 12 in. was just barely enough length to get it connected.

The line pictured here is an old original line.


http://forums.pelicanparts.com/uploa...1313958185.jpg
http://forums.pelicanparts.com/uploa...1313958208.jpg

Looks like the Brembo kit caliper here would benefit from a banjo fitting like the original Porsche 930 Brembo rear caliper uses?

NoLift911 08-22-2011 06:38 AM

Thanks Kevin - that is exactly how I ran mine also


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