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New NASA Class for 2012: Spec Z

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Old Apr 23, 2013 | 09:02 AM
  #1341  
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I run the Carbotech RP2 "Endurance" pad now...it last forever for the ~ same price as the XP12...but doesn't stop as hard. However it has NOT negatively impacted my lap times.

The XP12 BITES much harder...and this may cause some ABS intervention on cold tires/tracks, but the RP2 has smoother bite and even on cold tires doesn't make ABS unhappy(er)...no change to rotor or caliper seal life. (Centric Premium blanks)

Having said that, I had the dreaded "hard pedal syndrome" @ Road Atlanta T10A in the March event...I went off gracefully , dodged the Kitty litter, brought it back on track just past 10B... all was good until i hit a pot-hole where the dirt meets the track ...KABLAMO! Bent both left side rims...tie rod ends have slop now.

Next time I will just go for the Kitty Litter and let them red flag the dayum race

Gonna replace LF wheel bearing and inner and outter tie rod ends on both sides...wheels are repairable...

Anyway...I run Carbotech RP2 and are happy with them.

Last edited by laze1; Apr 24, 2013 at 04:52 PM.
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Old Apr 23, 2013 | 09:14 AM
  #1342  
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I ain't no engineer kinda dude...

but I don't think pads with high initial bite stop much shorter if-any than similar quality race pads for the average club racer on DOT tires (BFG R1)...

maybe KNS Brakes can add some engineering level comments...
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Old Apr 23, 2013 | 11:40 AM
  #1343  
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Originally Posted by laze1
I run the Carbotech RP2 "Endurance" pad now...it last forever for the ~ same price as the XP12...but doesn't stop as hard. However it has NOT negatively impacted my lap times.

The XP12 BITES much harder...and this may cause some ABS intervention on cold tires/tracks, but the RP2 has smoother bite and even on cold tires doesn't make ABS unhappy(er)...no change to rotor or caliper seal life. (Centric Premium blanks)

Having said that, I had the dreader "hard pedal syndrome" @ Road Atlanta T10A in the March event...I went off gracefully , dodged the Kitty litter, brought it back on track just past 10B... all was good untill i hit a pot-hole where the pavement meets the track ...KABLAMO! Bent both left side rims...tie rod ends have slopp now.

Next time I will just go for the Kitty Litter and let them red flag the dayum race

Gonna replace LF wheel bearing and inner and outter tie rod ends on both sides...wheels are repairable...

Anyway...I run Carbotech RP2 and are happy with them.
Originally Posted by laze1
I ain't no engineer kinda dude...

but I don't think pads with high initial bite stop much shorter if-any than similar quality race pads for the average club racer on DOT tires (BFG R1)...

maybe KNS Brakes can add some engineering level comments...
Good insights, thanks. Maybe I'll try the RP2.

I earned some Hawk Bucks last weekend, $50 for each win, but haven't used Hawk pads since a set of Hawk Blues ate my rotors many years ago. Anyone have any recent success with a newer Hawk pad?
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Old Apr 24, 2013 | 12:26 PM
  #1344  
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Originally Posted by sig11
Slightly off topic but how long are the XP12s lasting you guys who run them? I ran a set on my 370Z and absolutely loved them but they barely lasted 4 cold track days (2 road atlanta 2.5 mid-ohio). My in progress SpecZ car has XP10/XP8s on it now and those seem to last forever (and keeps costs down as a result) but it feels like a big step down in braking compared to XP12s.
This is my first year running them. I have 4 days on them. 1 at Lime Rock, 3 at NJMP. Still have decent life remaining
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Old Apr 25, 2013 | 04:50 AM
  #1345  
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I've been very happy with the DTC-70 front and rear. IMO best value pad with great performance and longevity for pads and rotors. I've used various brands, Carbotech XP, Ferodo DS 3000, and a few others but stick with the DTC. Plus the contingency is nice.

I get maybe 8-10 TT track days out of a front set. Much more than the others and haven't noticed a significant performance difference. Perhaps a little less initial bite than the others. No fading either but TT doesn't stress brakes like W2W. Rotor wise, I've never replaced due to wear, it's always heat stress cracks

Originally Posted by scotts300
Good insights, thanks. Maybe I'll try the RP2.

I earned some Hawk Bucks last weekend, $50 for each win, but haven't used Hawk pads since a set of Hawk Blues ate my rotors many years ago. Anyone have any recent success with a newer Hawk pad?
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Old Apr 29, 2013 | 04:22 PM
  #1346  
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We had our first competitive Spec Z race in Florida this weekend at Sebring. The ProS spec Z came in first 0.3 seconds ahead of me in the lightning race on Sunday. We hope our side by side racing the last few laps will generate some more interest in our region. Our Z's ran 2.33; the fastest SM Sunday was 2:42 and SE30 was 2:44 and the temp was nearly 90 degrees. I was 3-4 seconds off the pace Saturday until the Pros team (my competitor) helped me with setup and driving tips. Gotta love NASA racing! We finished 1-2 in the lightening run group...had a blast

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Last edited by Palmettogasman; May 9, 2013 at 07:20 AM.
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Old May 3, 2013 | 05:39 AM
  #1347  
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Originally Posted by scotts300

In other news, did y'all realize that Alcon is a sponsor?

http://www.alconkits.com/NASA.html

http://www.alconkits.com/
Originally Posted by KNS Brakes
I know - nor can you on many NASA cars at all - kind of an odd sponsorship.
Actually many NASA classes allow for brake upgrades and the TT/HPDE classes are eligible for the contingency as well (not just W2W racers for change!). ST, SU, TT, HPDE1-3, AI/AIX, GTS1-U, etc... all allow replacement calipers. I'm sure others but I don't know them all...
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Old May 3, 2013 | 05:54 AM
  #1348  
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Originally Posted by RockyRoad
/HPDE classes are eligible for the contingency as well
HPDE contingency? Woo hoo! I'm pretty sure I came in third in my last HPDE.

Last edited by N80; May 10, 2013 at 06:16 AM.
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Old May 10, 2013 | 06:05 AM
  #1349  
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Originally Posted by N80
HPDE contingency? Woo hoo! I'm pretty sure I came in thrid in my last HPDE.
Well then you definitely need them, how else you gonna WIN the DE?

350Z Big Brake kit FTW. Now... to win the National DE championship and get them for free lol!

Last edited by RockyRoad; Jul 19, 2013 at 07:44 AM.
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Old May 10, 2013 | 10:23 AM
  #1350  
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Originally Posted by scotts300
Please avoid buying from CZP if at all possible. Some shady stuff they did in the Z32 community, so I suggest taking business elsewhere.
is this true? was just ready to place a big order from them.
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Old May 10, 2013 | 10:53 AM
  #1351  
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Originally Posted by mw9
is this true? was just ready to place a big order from them.
Yes, it's ABSOLUTELY true. If you have any other option, like Import Parts Pro, SpecialtyZ, Z1, etc., please do.
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Old May 10, 2013 | 11:39 AM
  #1352  
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If this is true... give us a call

-Nick
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Old May 10, 2013 | 12:19 PM
  #1353  
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Originally Posted by scotts300
Yes, it's ABSOLUTELY true. If you have any other option, like Import Parts Pro, SpecialtyZ, Z1, etc., please do.
No problem, replacing front and rear hubs, rear bearings and seals.
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Old May 11, 2013 | 07:54 PM
  #1354  
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Originally Posted by mw9
is this true? was just ready to place a big order from them.
Originally Posted by scotts300
Yes, it's ABSOLUTELY true. If you have any other option, like Import Parts Pro, SpecialtyZ, Z1, etc., please do.
Originally Posted by KNS Brakes
If this is true... give us a call

-Nick
Originally Posted by mw9
No problem, replacing front and rear hubs, rear bearings and seals.
I don't want to muddle the SpecZ discussion in this thread, but you can read this thread (with its links) and PM me from there if you like:

https://my350z.com/forum/the-lounge-...authentic.html
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Old May 11, 2013 | 11:16 PM
  #1355  
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Originally Posted by scotts300
Yes, it's ABSOLUTELY true. If you have any other option, like Import Parts Pro, SpecialtyZ, Z1, etc., please do.
IPP and Z1 are great
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Old May 12, 2013 | 07:19 PM
  #1356  
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Roll call - who is going to Nats? I'm a definite maybe; thinking hard about it.
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Old May 13, 2013 | 01:38 AM
  #1357  
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Z1 Motorsports is planning to bring a newly built Nismo to the Nats...that is the only racer from NASA-SE attending that I know of
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Old May 13, 2013 | 08:28 AM
  #1358  
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Originally Posted by laze1
Z1 Motorsports is planning to bring a newly built Nismo to the Nats...that is the only racer from NASA-SE attending that I know of
Oh nice. They haven't run it yet? Do you know who will be driving it? I now those guys from the Z32 world...

EDIT: I found it on their FB page. That makes at least 5...

Last edited by scotts300; May 13, 2013 at 08:37 AM.
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Old May 13, 2013 | 10:13 AM
  #1359  
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I forgot to add that : No they have not run this car in Spec Z yet. They have been running TTB while building the car (pre-cage) to qualify for the Nationals. But they should get 2 or 3 Spec Z races in before the Nats..

Did I mention that Joe was Smoking Fast :-)

Joe Ippolito...screaming fast TT guy
Originally Posted by scotts300
Oh nice. They haven't run it yet? Do you know who will be driving it? I now those guys from the Z32 world...

EDIT: I found it on their FB page. That makes at least 5...

Last edited by laze1; May 13, 2013 at 12:43 PM.
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Old May 13, 2013 | 12:09 PM
  #1360  
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Originally Posted by scotts300
Roll call - who is going to Nats? I'm a definite maybe; thinking hard about it.
Scott,

You know Team Pelle Motorsports are already registered for two Spec Z entries with the possibility of entering a third car. It would be a good chance for you to visit your "old" car. Plus the distance for us is 28 hours of hauling...
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