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What brake fluid are you using?

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Old Oct 14, 2002 | 11:12 AM
  #1  
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Default What brake fluid are you using?

I'm trying to decide what brake fluid to run in my '69. My local Corvette guru insists that DOT 5 silicone fluid is the only way to go. It doesn't mess up your paint, and it doesn't absorb moisture. However, it's very expensive and harder to find. Also, I'm reading that even though it doesn't aborb moisture, if moisture gets into your system the bubbles will "puddle" in one place, possibly causing corrosion in that location. I've also heard that DOT5 is slightly compressible (giving a very slightly soft pedal), and has a lower boiling point than DOT4.

At this point I'm leaning towards Castrol GT LMA, which is a DOT 4 fluid. Are any of you guys running this? Good experiences, bad? Thoughts, opinions?

Thanks!
Jeff
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Old Oct 14, 2002 | 01:30 PM
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Default Re: What brake fluid are you using? (jbroughton)

I have only had my vette for 2 years and haven't done much, but in my research, I see where a lot of guys do a yearly flush of their break fluid. If you do this, it wouldn't be worth the diff in cost of the higher fluid. I plan to do this using Ford :eek: blue Break fluid which a lot of the restoration books recommend.

Probably not much help, but my $.02. :seeya
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Old Oct 14, 2002 | 03:14 PM
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Default Re: What brake fluid are you using? (72GACRZR)

Silicone is for breasts and show cars.

If you actually DRIVE your car use Ford fluid, there is only one kind, it's cheap and has a nice high boiling point...
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Old Oct 14, 2002 | 07:57 PM
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Default Re: What brake fluid are you using? (jbroughton)

Unless you car sees limited miles, use DOT 4, and flush it every year or so.
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Old Oct 14, 2002 | 08:02 PM
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Default Re: What brake fluid are you using? (Turbo-Jet)

DOT5.1
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Old Oct 14, 2002 | 08:43 PM
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Default Re: What brake fluid are you using? (jbroughton)

I'm going to be replacing the current fluid with Ford fluid this weekend (covering the label of course)... :smash:
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