We had a lot of trouble with cyl. springs breaking in TR3's in the early 60's.
At one point in time we couldn't get OEM springs and found that VW m cyl
springs worked fine. Of course you probably can't get them anymore. If you
can't locate original equip. - might give 'em a try.
FWIW
Bill
'79 6
>===== Original Message From "Kai M. Radicke" <kmr@pil.net> =====
>This is a little thought of item, so I'm here to remind everyone now. The
>next time you rebuild your brake or clutch master cylinders, replace the
>piston spring as a precaution! Otherwise the following will result...
>
>http://www.pil.net/~mowogmg/tr6/cylinder-piston-spring.jpg
>
>This happened during a prompt stop after being cut off in right lane, and
>that same driver then deciding to make a right hand turn into a parking lot.
>I stepped on both the clutch and brake pedal instantly, and fortunately
>stopped the car. However, upon trying to get moving again I was unable to,
>but I was able to jam the gearbox into third and get back home. Initial
>thoughts were that the TR6 clutch fork pin had broken, nope... pulling the
>gearbox revealed that was okay. No hydraulic leaks, still getting 5/16" of
>an inch movement at the pushrods... hmm, so I didn't think it was a clutch
>master or slave cylinder issue. Okay it finally had to be the clutch master
>cylinder, the only indication was the pedal being a little mushy. Upon
>disassembly, the piston spring was found in four pieces all bound up in the
>rear of the cylinder; the piston itself was blown out with compressed air.
>I had rebuilt the master cylinder in the summer of 1999, but hadn't replaced
>the spring. Two dollars spent in 1999, would have saved me six hours of
>work in 2001. So replace your piston springs during your next cylinder
>rebuild (if they are available for your car)!
>
>Finally fixed :-)
>
>Kai
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