:cool: 13" rotor kit using STOCK calipers!
Originally Posted by dTor
Props to Rishie at AutoRnD for pointing this out to me.

http://www.racingbrake.com/350Z_s/2432.htm
It's simple really - just a new bracket to space the caliper further away from the rotor cap and a bada$$ 13" Crossdrilled/Slotted rotor lurking behind your wheel.

http://www.racingbrake.com/350Z_s/2432.htm
It's simple really - just a new bracket to space the caliper further away from the rotor cap and a bada$$ 13" Crossdrilled/Slotted rotor lurking behind your wheel.

JET
Read the complete review and learn how RB 4 piston caliper and rear OE caliper BBK set up for 350Z performed at track.
http://www.freshalloy.com/site/marke...ke/default.asp
RB believes in proportional front and rear rotor size when it comes to upgrading (oversizing) brake. We always provide big rear kit to match up with the front BBK. We have lots of request from customers and other communities to build a true balanced BBK or rear BBK for those already installed front BBK.
If only for the look you may do whatever you think, or some “expert’s” advice to convice you what is right. However if you are really tracking the car you should either upgrade your stock rotors and pads to high performance material or upgrade (oversize) your brake both front and rear at the same time.
See how many racers at RX7 community are troubled with the inadequate OE or improper 13" front BBK set ups and how RB is solving the problem.
Read the thread, ask question there and you should learn from those racing enthusiasts based on their personal experience in searching for the right track brake set up.
http://www.rx7club.com/showthread.php?t=605463
http://www.freshalloy.com/site/marke...ke/default.asp
RB believes in proportional front and rear rotor size when it comes to upgrading (oversizing) brake. We always provide big rear kit to match up with the front BBK. We have lots of request from customers and other communities to build a true balanced BBK or rear BBK for those already installed front BBK.
If only for the look you may do whatever you think, or some “expert’s” advice to convice you what is right. However if you are really tracking the car you should either upgrade your stock rotors and pads to high performance material or upgrade (oversize) your brake both front and rear at the same time.
See how many racers at RX7 community are troubled with the inadequate OE or improper 13" front BBK set ups and how RB is solving the problem.
Read the thread, ask question there and you should learn from those racing enthusiasts based on their personal experience in searching for the right track brake set up.
http://www.rx7club.com/showthread.php?t=605463
Originally Posted by JETPILOT
Wow!!! That look like junk and a total waste of money. That has to be the worst looking venting on a rotor I have ever seen.
JET
JET
Gary,
I believe you have the actual racing brake Big Brake Kit where as is this is an upgrade that utilizes the stock caliper but relocates it further from the hub to accomidate a 13" diameter rotor. We have no personal experience with these items but Racing Brake does make some quality parts. A personal friend of ours runs their parts in SCCA and stands behind them 100% FWIW.
I believe you have the actual racing brake Big Brake Kit where as is this is an upgrade that utilizes the stock caliper but relocates it further from the hub to accomidate a 13" diameter rotor. We have no personal experience with these items but Racing Brake does make some quality parts. A personal friend of ours runs their parts in SCCA and stands behind them 100% FWIW.
Simple to calculate the gain! As the rotor temperature sinking is directly a function of mass.........if they weigh 10% more they get 10% less hot.
If the calpers are moved out 18% the pedal force drops 18% for the same friction level on the front.
The problem is you lose the same percentage on the rears and actually increase stopping distances on the street unless you change proportion valving.
Same thing can happen with redesigning braking system by changing pad compounds, if the friction coefficients don't perfectly match oem the valving will be wrong.
If the calpers are moved out 18% the pedal force drops 18% for the same friction level on the front.
The problem is you lose the same percentage on the rears and actually increase stopping distances on the street unless you change proportion valving.
Same thing can happen with redesigning braking system by changing pad compounds, if the friction coefficients don't perfectly match oem the valving will be wrong.
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Originally Posted by Q45tech
Simple to calculate the gain! As the rotor temperature sinking is directly a function of mass.........if they weigh 10% more they get 10% less hot.
If the calpers are moved out 18% the pedal force drops 18% for the same friction level on the front.
The problem is you lose the same percentage on the rears and actually increase stopping distances on the street unless you change proportion valving.
If the calpers are moved out 18% the pedal force drops 18% for the same friction level on the front.
The problem is you lose the same percentage on the rears and actually increase stopping distances on the street unless you change proportion valving.
Originally Posted by Q45tech
Simple to calculate the gain! As the rotor temperature sinking is directly a function of mass.........if they weigh 10% more they get 10% less hot.
If the calpers are moved out 18% the pedal force drops 18% for the same friction level on the front.
The problem is you lose the same percentage on the rears and actually increase stopping distances on the street unless you change proportion valving.
Same thing can happen with redesigning braking system by changing pad compounds, if the friction coefficients don't perfectly match oem the valving will be wrong.
If the calpers are moved out 18% the pedal force drops 18% for the same friction level on the front.
The problem is you lose the same percentage on the rears and actually increase stopping distances on the street unless you change proportion valving.
Same thing can happen with redesigning braking system by changing pad compounds, if the friction coefficients don't perfectly match oem the valving will be wrong.
Last edited by thinking; Sep 8, 2007 at 10:02 AM.
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