Leaking clutch fluid on the clutch pedal

Engines, Transmissions & Final Drive questions and answers

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hks_kansei
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Leaking clutch fluid on the clutch pedal

Postby hks_kansei » Tue Nov 17, 2009 10:09 pm

probably a good idea.

my old 626 had a big bare metal section under it's clutch and brake cyls where fluid had dripped down the firewall.
1999 Mazda MX5 - 1989 Honda CT110 (for sale) - 1994 Mazda 626 wagon (GF's)

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bigdog
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Leaking clutch fluid on the clutch pedal

Postby bigdog » Tue Nov 17, 2009 11:35 pm

StanTheMan wrote:
manga_blue wrote:
StanTheMan wrote:right..... :shock:
interesting.

in what way would it be better ?

new master cylinder shipped to my door is like $120. I'd hate to think what Mazda Australia charge for one.

Why better? Master cylinder leaks are caused by seal component failure and/or pitting of the bore. When you replace the seals you should always inspect the bores for pitting. If there are pits then you can either throw it away or re-sleeve it. SS re-sleeving is usually cheaper and eliminates the possibilities of pitting in the future. If there are no pits a) you didn't look hard enough and b) it's worthwhile doing it anyway once you've got it out.

As I said, good local brake shops can give you a price for re-sleeving.


thanks for that. I'll have to make some phonecalls.


I have a brake cylinder hone in the shed. unless it is badly pitted the hone will clean the cylinder walls and give you a decent surface for the rubbers to seal on. If it is bad then you need to sleeve it (with stainless steel preferably), generally $80ish to have it done.
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