OK everyone, Here's a semi-serious quiz for anyone who fancies having a shot. Some of you will know the answer, or at least hav a pretty close guess straight away. Maybe we can spin in out a little and expand the subject so that we can all learn from it. Here's a picture of a section cut out from an S30-series Z bodyshell. The section includes the area at the base of the quarter window, the inner wheel arch and the door jamb. This section was cut out of a UK-market HS30 body that dated from a