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Mazda 6 Big Brake 282mm
Posted: February 28th, 2014, 2:55 pm
by Jforce
I was going with the subaru twinpot, but now i'm still looking for something better.
So someone at the dutch forum mentioned that a MG TF 160 brakes a lot better than an mx-3.
Now that got me looking at that brake setup.
The calipers are 4 Piston, 304mm disc's and 4x100 bolt pattern.
Here's the caliper, look easy enough to make a bracket for.
The only thing is, the hub. The mx-3 hub is 55mm the MG's 57,9. Which would ask for a spigot of less than 1,5mm thick. Would the spigot survive the heat or would it crack?

Re: New big brake idea?
Posted: February 28th, 2014, 3:44 pm
by WhiteFinish
Wouldn't the D in the picture be a problem ? It's much higher?
Re: New big brake idea?
Posted: February 28th, 2014, 5:07 pm
by Jforce
No I wouldn't think so, it's lower.
D of mx-3 is 45mm, D of MG is 38,5mm
the bottom one is MG.
So that means the disc itself would be further away from the Hub and closer to the rim.
Could pose a problem, but i can't find any dimensions of the Caliper, sadly.But than again the difference is only arround 7mm.
Re: New big brake idea?
Posted: February 28th, 2014, 5:35 pm
by Sleeper6
I think you might on to something there, how much are those MG's though?
Re: New big brake idea?
Posted: March 1st, 2014, 4:42 am
by Jforce
Was able to find them for 150 British pounds, so 250 USD.
Will be easier to find for us Europeans i think.
Re: New big brake idea?
Posted: March 2nd, 2014, 2:57 pm
by WhiteFinish
I like your idea !
Go for it

Re: New big brake idea?
Posted: March 5th, 2014, 2:19 pm
by Jforce
I've decided that I will try this.
Might take a while to get all the stuff and $ needed for it.
Re: New big brake idea?
Posted: June 26th, 2014, 4:27 pm
by Jforce
Re: Mazda 6 Big Brake 282mm
Posted: October 6th, 2014, 2:53 pm
by Jforce
It worked nicely:

Re: Mazda 6 Big Brake 282mm
Posted: October 7th, 2014, 3:48 am
by mars
Can we get more information about that braking set up ?
Is that mazda 6 discs ? what is their size ? what king of part have you made to fit the calipers ?
Really interesting !
Re: Mazda 6 Big Brake 282mm
Posted: October 8th, 2014, 2:01 pm
by Jforce
This mod consist off:
-Mazda 323F/Astina/Lantis spindles
-Some MG TF 282 mm discs (there are many other options btw, just changes offset, so might need other washer)
-Mazda 6 Calipers (all apply except, the 1.8 calipers)
-centric ring (decide for yourself if you need them, I think it's alot safer this way)
Pro's off this mod:
Mazda 6 calipers are cheap
Cheap replacement parts (pads/rotors/seals/rubbers)
Good available parts
Decently fat rotors: 25mm (good for heat, more mass)
Super easy installment, only 4mm washer is need. Bolts right up.
Fits 16" wheel (mine are 17") might fit some 15" not sure.
Cons:
Needs rare spindle
Its still "only" 282mm
Needs hub center ring machined
Here are some more pics:
Rears have been modded to mx-5 276mm, like wytbishop (he also inpired me to start with the fronts, so thanks man) also did:
