| AROSC Time Trial | ||||
| Willow Springs- October 6, 2013 | ||||
| No. | Name | Car | Best Lap | |
| Class L | ||||
| 36 | Anthony Guinasso (1) | Corvette | 01:36.110 | |
| Class N | ||||
| 47 | Joseph Cobbs | Mustang | 01:41.972 | |
| Class O | ||||
| 36A | Kevin Heesacker | M3 | 01:42.098 | |
| 36B | Greg Heesacker | M3 | 01:44.207 | |
| 1 | Dylan Rundle | 350Z | 01:45.110 | |
| 11 | Kirk Lewis | Milano | 01:50.128 | |
| 25 | Frank Duran | Mustang | 01:57.715 | |
| Class P | ||||
| 313B | Tony Fest (2) | Porsche | 01:40.222 | |
| 313A | Richard Fest | Porsche | 01:40.854 | |
| 1 | Mike Steben | GTV | 01:48.274 | |
| 93 | MJ Kutkus | BMW | 01:52.066 | |
| Class Q | ||||
| 5 | Andy Steben | GTV | 01:46.405 | |
| 0 | Norm Silverman | Alfa | 01:55.440 | |
| 48 | Andrea McKibbin | MR2 | 02:01.534 | |
| Notes: | ||||
| 1 | Top Time of the Day | |||
| 2 | New Class Lap Record | |||