Hi Steven,

As Dennis Haynes just pointed out, the centerbore at flat surface of the drum can get caught on the edge of the hub. Once torqued down, the drum is frequently irreparable. I didn't believe it could happen to a new drum until it did at a local shop working in a Westy for a friend of mine.

BenT Drum
sent from my electronic leash

On May 18, 2012, at 11:20 AM, Steven Shelton <shelton4@GMAIL.COM> wrote:

> I just installed new Brembo drums and SBS shoes in my 1985 Camper.  Now the
> brake pedal pulsates when I apply the brakes.  The only thing I can think
> of that would cause this is out of round drums.  Can anyone think
> of anything else that would cause this?