I put OEM cylinders on my 86' and had the same problem - pump once before
getting solid feel.
I just assumed I didn't completely bleed the system all the way.

On 4/10/07, Shawn Wright <vwdiesels@gmail.com> wrote:
>
> A while back, I think it was Dennis Haynes who mentioned the difference
> between OEM rear
> wheel cylinders with a spring to eliminate the need for pumping (or
> something like that). Now
> I want to do my rear brakes and I can't find the post...
>
> My brakes were done at the dealer around 100k kms ago (11 years ago!),
> with new drums
> and wheels cylinders (by the PO), so I assume they used OEM cylinders, but
> I do seem to
> have the pedal bleed down issue, where I need to pump the pedal once or
> twice to get a solid
> feel. Front brakes have new pads, calipers, and machined rotors, and all
> fluid has been
> flushed every 2 years. The pedal issue has been constant for many years,
> as long as I can
> remember.
>
> I would rather do the rear brakes now, and not look at them again for
> another 10 years (aside
> from fluid changes). So which wheel cylinders do I get for the oem
> performance? I'm puzzled
> as to why my dealer serviced brakes have always had this issue, unless the
> dealer didn't use
> OEM parts, or I have some other issue with similar symptoms.
>
>
> Shawn Wright
> http://members.shaw.ca/vwdiesels
> '88 Westy 1.6TD 5 speed
> '85 Jetta Diesel 1.6NA
>

--
Thanks,

Jeff
90' Carat (It's Blue, It's Beautiful, It's naked inside - IT'S ALIVE!)
86' (We call this one Parts)
85' GL (Sidelined and feeling neglected)