Watkins Glen: Practice 1 Times
| Pos | C.Pos | Class | Drivers | Team/Car | Time | Speed |
|---|---|---|---|---|---|---|
| 1 | 1 | DP | Frisselle / Wilkins | AIM Autosport / Ford Riley | 1:05.235 | 135.203 |
| 2 | 2 | DP | Pruett / Rojas | Chip Ganassi Racing with Felix Sabates / BMW Riley | 1:05.429 | 134.802 |
| 3 | 3 | DP | Fogarty / Gurney | GAINSCO/ Bob Stallings Racing / Chevrolet Riley | 1:05.551 | 134.551 |
| 4 | 4 | DP | Angelelli / Taylor | SunTrust Racing / Ford Dallara | 1:05.598 | 134.455 |
| 5 | 5 | DP | Negri / Pew | Michael Shank Racing / Ford Riley | 1:05.604 | 134.443 |
| 6 | 6 | DP | Davison / Lester | Starworks Motorsport / BMW Riley | 1:05.686 | 134.275 |
| 7 | 7 | DP | Garcia / Rice | Spirit of Daytona Racing / Porsche Coyote | 1:05.953 | 133.731 |
| 8 | 8 | DP | Dalziel / Forest | Starworks Motorsport / BMW Riley | 1:05.973 | 133.691 |
| 9 | 9 | DP | Donohue / Law | Brumos Racing / Porsche Riley | 1:06.354 | 132.923 |
| 10 | 10 | DP | Frisselle / Valiante | Michael Shank Racing / Ford Dallara | 1:06.381 | 132.869 |
| 11 | 11 | DP | Patterson / von Moltke | Doran Racing / Ford Dallara | 1:06.402 | 132.827 |
| 12 | 12 | DP | Barbosa / Borcheller / France | Action Express Racing / Porsche Riley | 1:06.532 | 132.567 |
| 13 | 13 | DP | Jonsson / Krohn | Krohn Racing / Ford Lola | 1:06.958 | 131.724 |
| 14 | 1 | GT | Bremer / Schaldach | Stevenson Motorsports / Camaro GT.R | 1:11.446 | 123.449 |
| 15 | 2 | GT | Edwards / Russell | Banner Racing / Corvette | 1:11.475 | 123.399 |
| 16 | 3 | GT | Bomarito / Tremblay | SpeedSource / Mazda RX-8 | 1:11.678 | 123.05 |
| 17 | 4 | GT | Lacey / Taylor | Racers Edge Motorsports / Mazda RX-8 | 1:11.746 | 122.933 |
| 18 | 5 | GT | Davis / Liddell | Stevenson Motorsports / Camaro GT.R | 1:11.757 | 122.914 |
| 19 | 6 | GT | Bertheau / Lally | TRG / Porsche GT3 | 1:11.878 | 122.707 |
| 20 | 7 | GT | Christodoulou / Edwards | SpeedSource / Mazda RX-8 | 1:11.995 | 122.508 |
| 21 | 8 | GT | Nonnamaker / Sahlen | Team Sahlen / Mazda RX-8 | 1:12.251 | 122.074 |
| 22 | 9 | GT | Assentato / Segal | SpeedSource / Mazda RX-8 | 1:12.339 | 121.925 |
| 23 | 10 | GT | Collins / Lux | LG Motorsports / Corvette | 1:12.411 | 121.804 |
| 24 | 11 | GT | Curran / Said | Marsh Racing / Corvette | 1:12.514 | 121.631 |
| 25 | 12 | GT | Gue / Keen | Dempsey Racing / Mazda RX-8 | 1:12.638 | 121.424 |
| 26 | 13 | GT | Espenlaub / Foster | Dempsey Racing / Mazda RX-8 | 1:12.794 | 121.163 |
| 27 | 14 | GT | Potter / Stanton | Magnus Racing / Porsche GT3 | 1:12.892 | 121 |
| 28 | 15 | GT | Gidley / Nonnamaker | Team Sahlen / Mazda RX-8 | 1:13.044 | 120.749 |