| AROSC Time Trial | ||||
| Willow Springs- January 19, 2013 | ||||
| No. | Name | Car | Best Lap | |
| Class M | ||||
| 9 | Stephan Asseo | 01:41.701 | ||
| 47 | Joseph Cobbs | Mustang | 01:44.482 | |
| Class N | ||||
| 10 | Marten Schacht | 01:41.977 | ||
| 672 | Ray Chang | 01:46.940 | ||
| Class O | ||||
| 29 | Bradley Gray | RX7 | 01:42.726 | |
| Class P | ||||
| 1 | Mike Steben | GTV | 01:47.305 | |
| 2 | Fred Firschein | Miata | 01:58.547 | |
| Class Q | ||||
| 5 | Andy Steben | GTV | 01:47.633 | |
| 69 | Brandon Adrian | GTV | 01:51.524 | |
| 517 | Manuel Minassian | GTV | 01:52.936 | |
| 19 | Andrew Petreas | X1/9 | 01:55.488 | |
| 105 | Norm Silverman | Fiesta | 02:00.953 | |