Mitsubishi Evo brakes on FD?
Thread Starter
Joined: Sep 2008
Posts: 1,881
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From: Miami, FL
Mitsubishi Evo brakes on FD?
i was just on craigslist and this guy says that he has the stock mistubishi evo brembo brake calipers and that they will fit on an rx7
i asked him if it would fit on the 3rd gen but he hasnt answered yet
does anyone know if it will fit on the FD?
or what modifications would be necessary to make em fit?
i asked him if it would fit on the 3rd gen but he hasnt answered yet
does anyone know if it will fit on the FD?
or what modifications would be necessary to make em fit?
its been done on a FC...
https://www.rx7club.com/2nd-gen-archive-72/my-evo-ix-brembo-calipers-fc3s-upgrade-719567/
https://www.rx7club.com/2nd-gen-archive-72/my-evo-ix-brembo-calipers-fc3s-upgrade-719567/
You're asking for trouble here. Retrofitting brakes made for a dissimilar car, with different master cylinder, and different etc., is a recipe for disaster unless you're going to take the time to do the proper ENGINEERING, in which case you'd be better served just buying one of the many brake kits that somebody's already taken the time to engineer.
There's nothing wrong with the stock FD brakes in most cases.
There's nothing wrong with the stock FD brakes in most cases.
Thread Starter
Joined: Sep 2008
Posts: 1,881
Likes: 2
From: Miami, FL
ok next question then
for some good street driving
so not too hardcore but i do autocross every now and then
what would be the best pads?
i was looking at the hawk hps or hp+
for some good street driving
so not too hardcore but i do autocross every now and then
what would be the best pads?
i was looking at the hawk hps or hp+
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What I would recommend:
Pads: Bonez Stage I: http://www.rx7.com/store/rx7/fdbrakes.html
SS Lines
Fluid: ATE Blue/Gold: http://store.motiveproducts.com/shar...unt2=713340401
Pads: Bonez Stage I: http://www.rx7.com/store/rx7/fdbrakes.html
SS Lines
Fluid: ATE Blue/Gold: http://store.motiveproducts.com/shar...unt2=713340401
FD brakes are pretty small by today's standards. Sure they stop well, but the rotors are just too small and can't dissipate the heat from extensive track duty. For street they are fine as long as they are maintained. I can put together a brake package for you with any style rotor you want, performance pads, ss lines, and heavy duty brake fluid.
Last edited by IRPerformance; May 10, 2009 at 03:36 PM.
They are the same, just different colors to help you know when you've done a full bleed. i.e. if you change from blue to gold, you bleed your brakes until you only have the gold fluid coming out and you know all the old fluid is out.
Thread Starter
Joined: Sep 2008
Posts: 1,881
Likes: 2
From: Miami, FL
ok guys i want to pick this thread back up
i went out and got a complete front assembly from and evo 8...thats the rotors, calipers, hubs everything pretty much...
i'm going to retrofit them onto the car, it shouldnt be that difficult, i think i'll probably just have to modify the braket that bolts to the caliper to the hub, or maybe swap out the complete hub assembly plus some modification
this will be the first ISS performance retrofit braking system...i'll keep you guys updated with pictures of the build and everything
i went out and got a complete front assembly from and evo 8...thats the rotors, calipers, hubs everything pretty much...
i'm going to retrofit them onto the car, it shouldnt be that difficult, i think i'll probably just have to modify the braket that bolts to the caliper to the hub, or maybe swap out the complete hub assembly plus some modification
this will be the first ISS performance retrofit braking system...i'll keep you guys updated with pictures of the build and everything
Thread Starter
Joined: Sep 2008
Posts: 1,881
Likes: 2
From: Miami, FL
lol i did follow everyones advice and i did the fluid, pads, and ss lines on the stock brakes but its just not enough stopping power for me cus my rims are too big
plus i'd like to do something different and if everything works out well this could be a great cost effective alternative to getting Gran Turismos or stop-techs or somthin
plus i'd like to do something different and if everything works out well this could be a great cost effective alternative to getting Gran Turismos or stop-techs or somthin
I think the weakest link in the FD's brake system is probably the stock rubber...
[QUOTE but its just not enough stopping power for me cus my rims are too big
WTF does the size of your rims have to do with the stopping power of your brakes? I can't wait to hear this..perhaps i was absent that day in Engineering school!
Mike
WTF does the size of your rims have to do with the stopping power of your brakes? I can't wait to hear this..perhaps i was absent that day in Engineering school!
Mike
Thread Starter
Joined: Sep 2008
Posts: 1,881
Likes: 2
From: Miami, FL
wheel/tire performance 101
when you have a large diameter wheel (like mine) you have more rotating mass attached to the hub because there is more metal required to make the wheel that size, and almost all the weight in a wheel set up is in the rim, and the tires on the wheels dont make up for much of the weight of your set up...more rotating mass means there is more momentum in the wheel, thus the brakes have to work much harder that stock spec because they are required to stop a greater rotating mass in the wheel itself...
the barrel/lip of the wheel is where most of the weight of the wheel lies in most wheels (like mine)...since the wheels i have are 20s, yes 20s, i know too big but w.e. they are sexy as hell, their barrel/lip is 4 inch farther out than the stock 16 inch wheels, therefore producing more leverage on the wheel hub/rotor assembly, which in turn makes the stock brakes less effective...
look if you're new to motorsports than sorry for being rude, but u were rude to begin with
but thats why the track guys are always trying to fit the smallest lightest wheel they can over their brakes...it lets the car stop easier and it makes the car more nimble, and also grip better because you fit a larger profile tire, but u also have to find that happy balance between the size of your car and power and the motorsport application to find what is the best wheel setup for your motorsport
most of the circuit guys will agree that a light 17inch wheel (ex. enkei rpf1) that will clear a 13inch big brake kit is hands down the best track set up
the drag guys go 16inches with lots and lots of drag radial rubber
that was your wheel set up 101
next time approach the topic more carefully cus unless you're a racing god, theres always someone out there thats gona show u somethin ur doing is wrong, believe me it happens to me all the time
peace
ummm leverage? Assuming the total diameter of his wheels is larger. What kind of engineer are you?






