Watkins Glen: Practice 2 Times
| Pos | C.Pos | Class | Drivers | Team/Car | Time | Speed |
|---|---|---|---|---|---|---|
| 1 | 1 | DP | Angelelli / Taylor | SunTrust Racing / Ford Dallara | 1:05.082 | 135.521 |
| 2 | 2 | DP | Garcia / Rice | Spirit of Daytona Racing / Porsche Coyote | 1:05.090 | 135.504 |
| 3 | 3 | DP | Frisselle / Wilkins | AIM Autosport / Ford Riley | 1:05.150 | 135.379 |
| 4 | 4 | DP | Pruett / Rojas | Chip Ganassi Racing with Felix Sabates / BMW Riley | 1:05.198 | 135.28 |
| 5 | 5 | DP | Dalziel / Forest | Starworks Motorsport / BMW Riley | 1:05.574 | 134.504 |
| 6 | 6 | DP | Fogarty / Gurney | GAINSCO/ Bob Stallings Racing / Chevrolet Riley | 1:05.688 | 134.271 |
| 7 | 7 | DP | Frisselle / Valiante | Michael Shank Racing / Ford Dallara | 1:05.813 | 134.016 |
| 8 | 8 | DP | Patterson / von Moltke | Doran Racing / Ford Dallara | 1:06.120 | 133.393 |
| 9 | 9 | DP | Davison / Lester | Starworks Motorsport / BMW Riley | 1:06.122 | 133.389 |
| 10 | 10 | DP | Donohue / Law | Brumos Racing / Porsche Riley | 1:06.221 | 133.19 |
| 11 | 11 | DP | Barbosa / Borcheller / France | Action Express Racing / Porsche Riley | 1:07.439 | 130.784 |
| 12 | 12 | DP | Negri / Pew | Michael Shank Racing / Ford Riley | 1:07.534 | 130.6 |
| 13 | 1 | GT | Edwards / Russell | Banner Racing / Corvette | 1:11.679 | 123.048 |
| 14 | 2 | GT | Bomarito / Tremblay | SpeedSource / Mazda RX-8 | 1:11.806 | 122.83 |
| 15 | 3 | GT | Assentato / Segal | SpeedSource / Mazda RX-8 | 1:11.836 | 122.779 |
| 16 | 4 | GT | Bremer / Schaldach | Stevenson Motorsports / Camaro GT.R | 1:11.846 | 122.762 |
| 17 | 5 | GT | Gue / Keen | Dempsey Racing / Mazda RX-8 | 1:11.979 | 122.535 |
| 18 | 6 | GT | Christodoulou / Edwards | SpeedSource / Mazda RX-8 | 1:12.050 | 122.414 |
| 19 | 7 | GT | Nonnamaker / Sahlen | Team Sahlen / Mazda RX-8 | 1:12.382 | 121.853 |
| 20 | 8 | GT | Davis / Liddell | Stevenson Motorsports / Camaro GT.R | 1:12.390 | 121.84 |
| 21 | 9 | GT | Collins / Lux | LG Motorsports / Corvette | 1:12.571 | 121.536 |
| 22 | 10 | GT | Curran / Said | Marsh Racing / Corvette | 1:12.990 | 120.838 |
| 23 | 11 | GT | Gidley / Nonnamaker | Team Sahlen / Mazda RX-8 | 1:15.898 | 116.208 |
| 24 | 12 | GT | Lacey / Taylor | Racers Edge Motorsports / Mazda RX-8 | 1:45.872 | 83.308 |
| 25 | 0 | GT | Espenlaub / Foster | Dempsey Racing / Mazda RX-8 | - | - |
| 26 | 0 | DP | Jonsson / Krohn | Krohn Racing / Ford Lola | - | - |
| 27 | 0 | GT | Bertheau / Lally | TRG / Porsche GT3 | - | - |
| 28 | 0 | GT | Potter / Stanton | Magnus Racing / Porsche GT3 | - | - |