2013 Pirelli World Challenge
The 2013 Pirelli World Challenge season was the 24th season of the Sports Car Club of America's World Challenge Series.
Schedule
The season schedule is as follows:| Rnd | Date | Circuit | Location | Classes | Supporting |
| 1 | March 23–24 | Streets of St. Petersburg | St. Petersburg, Florida | GT, GTS | IndyCar Series |
| 2 | April 20–21 | Streets of Long Beach | Long Beach, California | GT, GTS | IndyCar Series/American Le Mans Series |
| 3 | May 18–19 | Circuit of the Americas | Austin, Texas | GT, GTS TC, TCB | V8 Supercars Series |
| 4 | June 1–2 | The Raceway on Belle Isle | Detroit, Michigan | GT, GTS | IndyCar Series |
| 5 | July 5–6 | Lime Rock Park | Lakeville, Connecticut | GT, GTS TC, TCB | American Le Mans Series |
| 6 | July 13–14 | Streets of Toronto | Toronto, Ontario | GT, GTS TC, TCB | IndyCar Series |
| 7 | August 3–4 | Mid-Ohio Sports Car Course | Lexington, Ohio | GT, GTS TC, TCB | IndyCar Series |
| 8 | August 24–25 | Sonoma Raceway | Sonoma, California | GT, GTS TC, TCB | IndyCar Series |
| 9 | October 4–5 | Grand Prix of Houston | Houston, Texas | GT, GTS TC, TCB | IndyCar Series |
Race results
Championships
Drivers' Championships
Championship points are awarded to drivers based on qualifying and finishing positions. The Pole position winner receives 7 points. In addition, 1 bonus point is awarded to a driver leading a lap during a race, and 3 bonus points are awarded to the driver leading the most laps. The driver who sets the fastest lap of the race receives 1 bonus point.| Position | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |
| Race | 140 | 110 | 95 | 85 | 80 | 76 | 72 | 68 | 64 | 60 | 57 | 54 | 51 | 48 | 45 | 43 | 41 | 39 | 37 | 35 | 33 | 31 | 29 | 27 | 25 | 23 | 21 | 19 | 17 | 15 | 13 | 11 | 9 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
GT
GTS
;Notes- † Indicates driver received points penalty for rules or driving infraction.
TC
- † Indicates driver received points penalty for rules or driving infraction.
TCB
- † Indicates driver received points penalty for rules or driving infraction.
Manufacturer championships
| Position | 1 | 2 | 3 | 4 | 5 | 6 |
| Points | 9 | 7 | 5 | 3 | 2 | 1 |
In addition, one bonus point is awarded to the pole-winning manufacturer. In the table below, the manufacturer's top finishing position is shown, with pole winner in bold.