your head has been sent away for skimming. they take a thousanth of a mil off it to make it flat again. the old head gasket will been inspected for defects, but ultimately will end up in the bin.
While the engine is in peices it's worthwhile to replace the oil pump, piston rings and big end shells so make sure everything is hunky dorey.
the engine will require running in gentlely until it loosens up a bit after a few miles. Generally 1000 miles is a good run in period, but the longer you can resist using the higher revs the better
