BLENDING TWO SERIES TOGETHER LEADS TO A FULL DAY OF WILD RACING. MUSTANG (July 16) – Nor Cal Rock Racing held the second event since Hammer King bought VORRA. This sale combined those that race in Ultra 4 as well as the desert racers from VORRA. Due to the combining of both series, as well as the car count, it was decided to run all the heats and mains on a single day, Saturday. Most of the day’s events combined classes and the final one had the 4400’s and 4800’s running together. These are Ultra 4 classes and they not