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Which brake fluid?

Posted:
Thu Jul 26, 2012 5:48 pm
by SH30RB
Its that particular time for my car to get a major service done, and im taking a different approach to most by purchasing my own lubricants/oils and parts
as far as brake fluid goes, obviously DOT4 is the aussie standard but i've seen quite a few post on here with people recommending DOT5.1
im planning on installing upgraded pads and rotors in the near future
should i go ahead and purchase some DOT5.1 or should i not waste my money and go with DOT4?
Cheers guys, Simon
Re: Which brake fluid?

Posted:
Thu Jul 26, 2012 8:02 pm
by cruisn
Re: Which brake fluid?

Posted:
Thu Jul 26, 2012 8:20 pm
by SH30RB
cruisn wrote:http://www.google.com.au/imgres?imgurl=http://media.supercheapauto.com.au/sca/images/100251.jpg&imgrefurl=http://www.supercheapauto.com.au/online-store/products/Castrol-Response-Brake-Fluid-Super-Dot-4-500mL.aspx%3Fpid%3D100251&usg=__d-V9oSjaOyHirGOjSs48J8uOPJI=&h=400&w=401&sz=41&hl=en&start=7&sig2=iivO0NC-vMN_nFQUOSCAqg&zoom=1&tbnid=fcWVjmK-2ypQ3M:&tbnh=124&tbnw=124&ei=lxURUKekOc-ViAff8YDAAg&prev=/search%3Fq%3Dsuper%2Bdot4%2Bfluid%26hl%3Den%26gbv%3D2%26tbm%3Disch&itbs=1

that answers my question Mark!
Thanks
Re: Which brake fluid?

Posted:
Thu Jul 26, 2012 10:37 pm
by Stu
Go on show your car some love, flush and fill it with Motul 5.1

Re: Which brake fluid?

Posted:
Thu Jul 26, 2012 11:31 pm
by tkboi
i use penrite sin brake fluid. its got a very high boiling point of 300 degrees + good stuff rated higher than motul 5.1
Re: Which brake fluid?

Posted:
Thu Jul 26, 2012 11:55 pm
by cruisn
Stu wrote:Go on show your car some love, flush and fill it with Motul 5.1

Uber expensive fluid is a total waste of time for on the street.
Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 12:31 am
by seanmau5
Simon, Subaru dot 4 brake fluid cost me $10 for 500ml from Nick (ITS STI)
Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 1:11 am
by tkboi
20 bucks a bottle aint that bad imo? and i do track it at times so theres my reason as well

Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 8:50 am
by senator
You can pick up some AP Racing 5.1 for about $20 for 500mls from Race Brake Australia
http://www.racebrakessydney.com.au/index.htmlJust bear in mind 5.1 does require more regular changes if you are tracking the car.
Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 9:10 am
by coyote
Use the best fluid you can afford to change REGULARLY.
Not the emphasis on the second criteria.
Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 11:56 am
by Robbks
always had no issues wit Castrol Super DOT4.
i do it at 20-30K intervals
reminds me actually, that needs doing.
Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 11:58 am
by 3rspecb
coyote wrote:Use the best fluid you can afford to change REGULARLY.
Note the emphasis on the second criteria.
Good post Tony

Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 7:20 pm
by rooby
So how regularly do people around here change it?
Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 8:56 pm
by cruisn
rooby wrote:So how regularly do people around here change it?
I do changes at the factory specified intervals, although my car has had a few sets of brakes on it so its probably been flushed 4 times in the last 2 years which is about every 3000kms.

My cars see no hard driving though.
Re: Which brake fluid?

Posted:
Fri Jul 27, 2012 9:46 pm
by XT_for_me
Autobarn has Dot 4 fluid for under $7 a 500ml bottle. It will be fine. Rather than spend a fortune on a bottle it is better to spend the dollars on frequent changes because brake fluid is hygroscopic and as it absorbs moisture it's boiling point drops significantly