I think its the porosity of the cast iron; it will hold oil in its 'pores',
sort of like a frying pan.  :-)

On Mon, Mar 30, 2009 at 10:58 PM, neil N <musomuso@gmail.com> wrote:

> On Mon, Mar 30, 2009 at 10:35 PM, Jake de Villiers
> <crescentbeachguitar@gmail.com> wrote:
> > Hey Neil, its good to degrease the rotors with something like Brakleen
> > before you mount the calipers and pads.  I remember getting some new
> Brembo
> > rotors with a substantial coating of oil to prevent rusting of the cast
> > iron.
>
>
> Thanks. Yup. I knew there would be grease on the rotors. Got my brake
> cleaner spray same day I got the parts. Surprised at how many times
> they need to be sprayed before the rag wipes away clean.
>
> Neil.
>
>
> --
> Neil Nicholson '81 VanaJetta 2.0 "Jaco"
>
> http://tubaneil.googlepages.com/
>
>
> http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines
>

--
Jake

1984 Vanagon GL
1986 Westy Weekender "Dixie"

Crescent Beach, BC

www.crescentbeachguitar.com
http://subyjake.googlepages.com/mydixiedarlin%27