HELLO. I WAS WONDERING IF YOU COULD TELL ME ANYTHING LIKE A/R's IF THERE ARE ANY STAMPED ON ANY CASINGS. ARE THE WHEELS CERAMIC OR STEEL? DO YOU HAVE THE WASTEGATE ACTUATORS? ALSO DO YOU HAVE THE WATER AND OIL LINES AND OIL DRAIN PLUGS AND SO ON? I DON'T MIND PAYING $200 FOR A GOOD PAIR. ANY INFO OR SPECS WOULD BE DULY APPRECIATED.