> http://frank.mercea.net/~brett/pics/objects/rebuilt_caliper_piston.jpg > The LEFT unit is from a rebuild and has been on the car for about two > years, if I remember correctly. Those look like polished-out visegrip marks. -- Phil Payne http://www.isham-research.com/quattro +44 7785 302 803 +49 173 6242039