These are sites and Porsche resources that I have used and admire.
Performance/Parts
Pelican Parts
Rennlist
Fabspeed Motorsport
European License Plates
Spoke retro-fit LED brake and turn signals
Blogs/Publications
Magnus Walker 911 Blog
Bring A Trailer
Porsche 911 3.2 Carrera Book
Clubs
Porsche Club of America
CPA PCA
Dutch Dubbers