The stock oil drain plug takes a 13mm socket.  No special thin wall
required for the stock plug.

Mike

Allan Streib wrote:
> Arriving home tonight with the motor warm, I wanted to change the
> oil.  The drain plug head takes a 19mm wrench but all my sockets are
> too big to fit into the recess in the case.  Do you normally need a
> special thin-wall socket to get the drain plug out?  Or has someone
> put an oversized plug in?
>
> Allan
>