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View Full Version : what brand brake rotors are these



iluv2moan
01-12-2009, 05:04 PM
more out of interest then anything, can anyone confirm if these rotors and hats are project mu's or some other jap brand

despite being used with fuck all lip and slight surface rust - they measure 31.0 mm yet are stamped with a min thickness of 28 which seems alittle odd

only other numbers stamped on the ring are PT014L 472 F3c

http://img527.imageshack.us/img527/4104/pc010034.th.jpg (http://img527.imageshack.us/i/pc010034.jpg/)
http://img181.imageshack.us/img181/356/pc010035.th.jpg (http://img181.imageshack.us/i/pc010035.jpg/)
http://img189.imageshack.us/img189/6894/pc010036.th.jpg (http://img189.imageshack.us/i/pc010036.jpg/)
http://img9.imageshack.us/img9/8798/pc010037.th.jpg (http://img9.imageshack.us/i/pc010037.jpg/)

Alt_F4
01-12-2009, 05:14 PM
despite being used with fuck all lip and slight surface rust - they measure 31.0 mm yet are stamped with a min thickness of 28 which seems alittle odd

This would be the minimum workable size they can be machined down to I would say

iluv2moan
01-12-2009, 05:19 PM
yeah - what i was gfettign at is....

usually a 32mm rotor has a 30mm min thickness, so if my rotors are worn to 31, perhaps they were 32 to start with - meanign they have 4mm of acceptable wear, which doesnt sound right

Shauno
01-12-2009, 05:40 PM
Yeh it does..id say thats pretty normal hey

beefcake
01-12-2009, 06:12 PM
do you know what car they come off, as if you dont then just measure teh centre bore dia, total height , total dia, and stud pattern, then go online to rda or dba and run the numbers over a similar suspected rotor online.

But for brands sake meh :dunno: they look frustrated colour to me

DISTRBD
01-12-2009, 07:28 PM
I have not seen PMU in purple

iluv2moan
01-12-2009, 07:30 PM
u agree they deff project mu rings bart? the castings/veins look identical and they also have that black finish that projec mu advertise. wouldnt be supprised if they a generic pattern shared by a few other companies

AD4M
01-12-2009, 08:34 PM
I had purple project mu's on the front of my 32, your hat's definatly arent project mu's and I dont think the rings are

main difference I can tell is the veins on yours end flush to the outer edge of the disc, mine recessed abit

http://i49.tinypic.com/2ywztq1.jpg

AD4M
01-12-2009, 09:15 PM
mscr is the code for mu's two peice rotors, doesnt match up to chris's part number

dattoman
02-12-2009, 04:37 AM
This would be the minimum workable size they can be machined down to I would say

Almost
Its the scrap thickness
Once they get down to this you discard
Not able to actually machine them to minimum legally

And the thinner they are the longer the stopping distance so you don't want them wearing too much
For each mm off the original thickness you can expect an increase in stopping distance of up to 1m

Anyway... doubt they are Mu either
10 bolt is a Brembo pattern (usually 205/206mm) but they aint them either

Lots of "home brand" flat rotors available nowdays

I have some purple hats just like that for a GTR to sell :)

iluv2moan
24-12-2009, 03:36 PM
ended up finding that the brake kit was put together through Biot in japan... so assuming they make their own hats/brackets and use some1 elses rotor... dont suppose anyone has heard of this company and know if they use project mu rotors?

AD4M
24-12-2009, 05:00 PM
dont suppose anyone has heard of this company and know if they use project mu rotors?


mscr is the code for mu's two peice rotors, doesnt match up to chris's part number

http://www.biot.co.jp/parts_brake/n_rotor/rotor.html

iluv2moan
24-12-2009, 05:28 PM
assumed to much then by the looks of it then... hard to imagine a company that makes up f50 brake kits would make their own rotors rather then outsource them....

but now that i know they are available, makes my descision if i sell them or not (for somethign more common/cheaper such as stoptech) alittle harder

700 a pair for replacement rotors not bad i guess....
wonder if they any good

iluv2moan
24-12-2009, 05:45 PM
stumbled on this site (http://www.tougedistribution.com/cgi-bin/cp-app.cgi)and notice their little quality/rarity meter, thought id share

project Mu

http://www.tougedistribution.com/imagefarm/2_2.gif

biot
http://www.tougedistribution.com/imagefarm/4_3.gif

endless
http://www.tougedistribution.com/imagefarm/3_3.gif

acre
http://www.tougedistribution.com/imagefarm/4_1.gif