The first event was held on August 3, 1964, on the short 12-turn, 1.5-mile circuit (north loop). Canadian Ludwig Heimrath drove his Cooper-Ford 289 to victory in the 32-lap feature race.
In 1965 the circuit was expanded to its current 2.65-mile layout. British driver John Surtees, the 1964 Formula One World Champion, won driving a Lola T-70 Chevrolet.
|Circuit Length||4.26 km / 2.65 miles|
|No. of Turns||Fifteen (15)|
|North loop||2.46 km / 1.53 miles|
|South loop||1.91 km / 1.19 miles|
|Average width||11 m / 36 feet|
TRACK RECORD: 1:16.776 – June 29, 2007 – Tristan Gommendy, 2007 Panoz DP01 * with chicane