The fluid may be leaking right at the master cylinder and dropping down the hole
where the brake lever goes through. Check the carpet under and around the brake
pedal. You might also find drips around the upper part of the brake pedal close
to the pivot point.
Vic Whitmore
76 Spitfire
Thornhill, Ontario
Pete Ryner wrote:
> Yes the fluid will leave a stain. However, if the leak is not going outside
> the car, you will not notice it. Recommend you check the carpet under the
> brake pedal. Most likely the master cylinder is leaking inside the car or
> somewhere on the firewall where the master cylinder is located. Less likely
> is a fitting along the body where the fluid will puddle up on the frame.
> Still possible. Last possibility is that a wheel cylinder is leaking inside
> the brake drum, but hasn't made it out yet. You will have to pull the drums
> to find that one. Look over the complete system from the pedal to the wheel
> cylinders. If you find no leaks, check inside the drums.
> Pete
>
> -----Original Message-----
> From: owner-spitfires@autox.team.net
> [mailto:owner-spitfires@autox.team.net]On Behalf Of Jeff McNeal
> Sent: Thursday, December 09, 1999 7:33 PM
> To: Spitfire List
> Subject: disappearing brake fluid
>
> I'm currently paying to have an auto inspection service look at a '67
> Spitfire for me in the Chicago area. The car has been driven very seldom in
> the last several years. The owner is perplexed by a problem with the brake
> fluid disappearing after two or three weeks of sitting idle in storage. He
> says that there is no puddling or other evidence of the fluid leaking out,
> but it has to be. My question is actually fairly simple. Would the fluid
> leave a stain on the cement? Is it possible for the brake fluid to
> evaporate without leaving any obvious staining or evidence that it leaked
> out?
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