Yes. The largest Porsche event on the West Coast. April 4,5,6 at California Speedway in Fontana. There will be Concours, time trials, spec racing, club racing, vintage racing, lunchtime Parade laps on the track open to anyone, and lots of vendors. See you there!
Here is the link:
http://www.pcasdr.org/img/2008/Calendar/TimeTrial/2008CalFestivalAd.pdf