Detroit: Practice 1 times

Pos Car Class CPos Drivers                                Team                     Car                            Time      Gap   to 1st
--- --- ----- ---- -------------------------------------- ------------------------ ------------------------- --------- -------- --------
 1.   6 P2    1    S.Maassen, R.Briscoe                   Penske Racing            Porsche RS Spyder          1:15.166
 2.  20 P2    2    C.Dyson, G.Smith                       Dyson Racing             Porsche RS Spyder          1:15.606    0.440    0.440
 3.   9 P2    3    D.Brabham, S.Johansson, D.Dayton       Highcroft Racing Acura   Acura ARX-01a              1:16.076    0.470    0.910
 4.   7 P2    4    R.Dumas, T.Bernhard                    Penske Racing            Porsche RS Spyder          1:16.431    0.355    1.265
 5.  15 P2    5    A.Fernandez, L.Diaz                    Fernandez Racing         Acura Lola BO6             1:16.507    0.076    1.341
 6.  26 P2    6    B.Herta, M.Franchitti                  Andretti Green Racing    Acura ARX-01a              1:16.532    0.025    1.366
 7.  16 P2    7    B.Leitzinger, A.Wallace                Dyson Racing             Porsche RS Spyder          1:16.966    0.434    1.800
 8.   1 P1    1    R.Capello, A.McNish                    Audi Sport North America Audi R10 TDI               1:17.318    0.352    2.152
 9.   2 P1    2    E.Pirro, M.Werner                      Audi Sport North America Audi R10 TDI               1:17.602    0.284    2.436
10.  06 P1    3    G.Pickett, K.Graf                      Team Cytosport           AER Lola B06-10            1:18.418    0.816    3.252
11.   8 P2    8    J.Bach, B.Devlin                       B-K Motorsports          Mazda Lola B07-40          1:23.556    5.138    8.390
12.   4 GT1   1    O.Gavin, O.Beretta                     Corvette Racing          Corvette C6.R              1:23.706    0.150    8.540
13.   3 GT1   2    J.O'Connell, J.Magnussen               Corvette Racing          Corvette C6.R              1:24.268    0.562    9.102
14.  61 GT2   1    E.Helary, G.Bruni                      Risi Competizione        Ferrari 430 GT             1:26.268    2.000   11.102
15.  62 GT2   2    M.Salo, J.Melo                         Risi Competizione        Ferrari 430 GT             1:26.395    0.127   11.229
16.  31 GT2   3    P.Dumbreck, D.Mueller                  Petersen/White Lighting  Ferrari 430 GT             1:26.461    0.066   11.295
17.  73 GT2   4    J.Tafel, D.Farnbacher                  Tafel Racing             Porsche 911 GT3 RSR        1:26.692    0.231   11.526
18.  18 GT2   5    R.Kelleners, T.Milner                  Rahal Letterman Racing   Porsche 911 GT3 RSR        1:26.956    0.264   11.790
19.  37 P1    4    J.Field, C.Field, R.Berry              Intersport Racing        Creation CA06H Judd        1:26.977    0.021   11.811
20.  71 GT2   6    W.Henzler, R.Liddell                   Tafel Racing             Porsche 911 GT3 RSR        1:26.993    0.016   11.827
21.  45 GT2   7    J.Van Overbeek, J.Bergmeister          Flying Lizard Motorsport Porsche 911 GT3 RSR        1:27.102    0.109   11.936
22.  44 GT2   8    D.Law, P.Long                          Flying Lizard Motorsport Porsche 911 GT3 RSR        1:27.572    0.470   12.406
23.  22 GT2   9    B.Auberlen, J.Hand                     Panoz Team PTG           Panoz Esperante            1:29.862    2.290   14.696
24.  54 GT2   10   T.Pappas, T.Borcheller                 Team Trans Sport Racing  Porsche 911 GT3 RSR        1:30.865    1.003   15.699
25.  11 GT2   11   J.Feinberg, C.Ducote                   Primetime Race Group     Dodge ViperComp Coupe      1:35.709    4.844   20.543
26.  53 GT2   12   D.Robertson, A.Robertson, D.Murry      Robertson Racing, LLC    Panoz Esperante GTLM       1:41.768    6.059   26.602