Classic Endurance Racing and S cars with either +2.0L or -2.0L size engine. There are also two grand tourer classes, GT1 and GT2. Classic Endurance Racing Classic Endurance Racing (commonly abbreviated as CER) is a sports car racing series founded in 2004 by Patrick Peter's Peter Auto Ltd. It features classic sports cars and its aim is to support the endurance racing revival. The series consists of events in various European countries. Each race is one hour long. Previously it was a support event for the Le Mans Series. The 2015 season features six standalone rounds: All cars are to be manufactured between
Hallett Motor Racing Circuit cars can experience laps on the circuit under more controlled circumstances. They also provide driver education classes and a full race instruction program. Hallett hosted the second round of seven in the SCCA's final Can-Am season. Hallett Motor Racing Circuit has been featured in many "best tracks in America" listicles. Hallett Motor Racing Circuit Hallett Motor Racing Circuit is a road course about west of Tulsa in the Green Country of Oklahoma. The track has 10 turns in , and over of elevation change. The track can also be configured to run both clockwise and counter-clockwise, yielding two distinct race