Just an FYI...In my search for new parts for WCS, I found a company selling repro Soccer balls for the very reasonable price of $52.50 if anyone is looking for one. These are on Ebay now and then for more than double that price. Good luck, link below.
http://www.illinoispinball.com/oscommerce/product_info.php?cPath=97&products_id=4871