brake discs

Technical discussions
stockcar
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Post by stockcar »

unfortunately that appears to be a generic link with no dimensions????
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tomcat
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Post by tomcat »


stockcar
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Post by stockcar »

well checking that part number with AP they are easily available although they have a RRP of
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tomcat
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Post by tomcat »

[quote="stockcar"]well checking that part number with AP they are easily available although they have a RRP of

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duncan
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Post by duncan »

Firstly I doubt the discs are warped - most likely pad deposits from the DS2500's you are probably running. Throw them in the bin and get some proper pads from Alyn ;)

Secondly - avoid Compbrake (IMO)

These were mine:
Image

The internal vane design is poor compared to good quality stuff like PF or AP.

IWANT1
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Post by IWANT1 »

duncan wrote:Firstly I doubt the discs are warped - most likely pad deposits from the DS2500's you are probably running. Throw them in the bin and get some proper pads from Alyn ;)

Secondly - avoid Compbrake (IMO)

These were mine:
Image

The internal vane design is poor compared to good quality stuff like PF or AP.

Have you had the same problem Dunk?? If you did give you give a light skim or just a rub up to remove the deposits or did new pads clean up the discs ok??
Image
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duncan
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Post by duncan »

Once you have severe deposits the discs generate heat under where the deposits are and changes the structure of the material unevenly. A skim may get rid of it but 99% chance of returning very soon after.

I have not had pad deposit issues since throwing away DS2500 and using PF pads.

The issue with the cracked discs was that the compbrake disc design was not up to the job.

stockcar
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Post by stockcar »

the "pattern" rotor we do would cost you
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tomcat
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Post by tomcat »

yes discs are warped on mine
checked them with dti and they are around 4-5thou out
I think its due to them being too thin and getting too hot because of this
New were 28mm now under 26mm and they have cracks like your compbrakes

I use 1166 pads but may go to f2 f4's

stockcar
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Post by stockcar »

normal wear limit for those rotors is 2mm MAX so that is almost certainly your cause........
ASPerformance
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MOTUL & MILLERS OILS,
and the list goes on...............
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