Practice Friday for the Detroit Indy Grand Prix presented by Firestone IndyCar Series event on the 2.07-mile The Raceway at Belle Isle Park, with position, car number in parentheses, driver, chassis-engine and speed:

1. (3) Helio Castroneves, Dallara-Honda, 101.795

2. (9) Scott Dixon, Dallara-Honda, 101.113

3. (4) Vitor Meira, Dallara-Honda, 100.728

4. (6) Ryan Briscoe, Dallara-Honda, 100.516

5. (7) Danica Patrick, Dallara-Honda, 100.100

6. (11) Tony Kanaan, Dallara-Honda, 99.824

7. (17) Ryan Hunter-Reay, Dallara-Honda, 99.819

8. (14) Darren Manning, Dallara-Honda, 99.743

9. (5) Oriol Servia, Dallara-Honda, 99.739

10. (18) Bruno Junqueira, Dallara-Honda, 99.716

11. (8) Will Power, Dallara-Honda, 99.573

12. (12) Tomas Scheckter, Dallara-Honda, 99.498

13. (02) Justin Wilson, Dallara-Honda, 99.479

14. (06) Graham Rahal, Dallara-Honda, 99.412

15. (33) E.J. Viso, Dallara-Honda, 99.263

16. (10) Dan Wheldon, Dallara-Honda, 99.011

17. (27) Hideki Mutoh, Dallara-Honda, 98.623

18. (26) Marco Andretti, Dallara-Honda, 98.610

19. (20) Ed Carpenter, Dallara-Honda, 97.768

20. (19) Mario Moraes, Dallara-Honda, 97.514

21. (15) Buddy Rice, Dallara-Honda, 97.229

22. (2) A.J. Foyt IV, Dallara-Honda, 97.130

23. (34) Jaime Camara, Dallara-Honda, 96.431

24. (36) Enrique Bernoldi, Dallara-Honda, 95.422

25. (23) Milka Duno, Dallara-Honda, 92.415

26. (25) Marty Roth, Dallara-Honda, 87.664