This page will become a repository for technical / marketing documents from various sources. Stay tuned for more additions.
2009 18" Tyre Comparo
From the Australian 'Motor' magazine (December 2009), is an interesting tyre test of 18 inch tyres both street and R-spec. A relatively informative and straight forward article with some useful data, including analyses of both wet and dry performance. Here is the (18MB) here.
2009 997 GT3 Official Porsche Catalog
The Porsche Centre Great Britain 997 GT3 brochure (colour) can be found here.