The 2013 International Sports Car Weekend was a sports car race held at Circuit of the Americas in Austin, Texas on September 21, 2013. The race was the eighth round of the 2013 American Le Mans Series.
American Le Mans Series (ALMS) president Scott Atherton confirmed the race was part of the schedule for the 2013 American Le Mans Series schedule in October 2012. [1] It was the first year the event was held as part of the American Le Mans Series. The 2013 International Sports Car Weekend was the eighth of ten scheduled sports car races of 2013 American Le Mans Series. [2] The race was held at the twenty-turn 3.426 mi (5.514 km) Circuit of the Americas in Austin, Texas on September 21, 2013. [1] The event was run alongside the FIA World Endurance Championship event as a double-header. [2]
Pole positions in each class are indicated in bold and by ‡.
| Pos. | Class | No. | Entry | Driver | Time | Gap | Grid |
|---|---|---|---|---|---|---|---|
| 1 | P1 | 6 | | | 2:07.851 | — | 1‡ |
| 2 | P1 | 16 | | | 2:12.837 | +4.986 | 2 |
| 3 | P1 | 0 | | | 2:15.845 | +7.994 | 3 |
| 4 | P2 | 552 | | | 2:10.573 | +2.722 | 4‡ |
| 5 | P2 | 01 | | | 2:11.869 | +4.018 | 28 1 |
| 6 | P2 | 02 | | | 2:12.100 | +4.219 | 29 1 |
| 7 | P2 | 551 | | No Time Established | 5 | ||
| 8 | PC | 81 | | | 2:17.865 | +10.014 | 6‡ |
| 9 | PC | 5 | | | 2:18.929 | +11.078 | 30 1 |
| 10 | PC | 8 | | | 2:19.782 | +11.931 | 7 |
| 11 | PC | 9 | | | 2:20.018 | +12.167 | 31 1 |
| 12 | PC | 05 | | | 2:20.340 | +12.489 | 8 |
| 13 | PC | 52 | | | 2:20.722 | +12.871 | 32 1 |
| 14 | PC | 18 | | | 2:20.935 | +13.084 | 9 |
| 15 | PC | 7 | | | 2:22.438 | +14.587 | 10 |
| 16 | GT | 55 | | | 2:17.178 | +9.327 | 11‡ |
| 17 | GT | 3 | | | 2:17.442 | +9.591 | 12 |
| 18 | GT | 4 | | | 2:17.594 | +9.743 | 13 |
| 19 | GT | 56 | | | 2:18.002 | +10.151 | 14 |
| 20 | GT | 06 | | | 2:19.167 | +11.316 | 15 |
| 21 | GT | 93 | | | 2:19.246 | +11.395 | 16 |
| 22 | GT | 48 | | | 2:19.462 | +11.611 | 17 |
| 23 | GT | 62 | | | 2:19.834 | +11.983 | 33 1 |
| 24 | GT | 91 | | | 2:20.088 | +12.237 | 18 |
| 25 | GT | 17 | | | 2:21.134 | +13.283 | 19 |
| 26 | GT | 23 | | | 2:21.704 | +13.853 | 20 |
| 27 | GTC | 66 | | | 2:27.816 | +19.965 | 21‡ |
| 28 | GTC | 30 | | | 2:27.880 | +20.029 | 22 |
| 29 | GTC | 22 | | | 2:27.920 | +20.069 | 23 |
| 30 | GTC | 27 | | | 2:28.533 | +20.682 | 24 |
| 31 | GTC | 44 | | | 2:28.618 | +20.767 | 25 |
| 32 | GTC | 11 | | | 2:28.692 | +20.841 | 26 |
| 33 | GTC | 45 | | | 2:29.353 | +21.502 | 27 |
| Sources: [3] [4] | |||||||
Notes:
Class winners in bold and ‡. Cars failing to complete 70% of their class winner's distance are marked as Not Classified (NC).