Complete combined Friday practice results ahead of Sunday's Honda Grand Prix of St Petersburg on the streets of St Petersburg.

1. Dario Franchitti GB Andretti-Green Racing Dallara-Honda 1 min 02.7967secs
2. Scott Dixon NZ Target Chip Ganassi Racing Dallara-Honda 1 min 02.9515secs
3. Tony Kanaan BRA Andretti-Green Racing Dallara-Honda 1 min 03.1453secs
4. Helio Castroneves BRA Marlboro Team Penske Dallara-Honda 1 min 03.1567secs
5. Buddy Rice USA Rahal-Letterman Racing Panoz-Honda 1 min 03.3090secs
6. Kosuke Matsuura JPN Super Aguri Fernandez Racing Dallara-Honda 1 min 03.4699secs
7. Bryan Herta USA Andretti-Green Racing Dallara-Honda 1 min 03.4991secs
8. Sam Hornish Jr USA Marlboro Team Penske Dallara-Honda 1 min 03.5222secs
9. Tomas Scheckter SA Vision Racing Dallara-Honda 1 min 03.7248secs
10. Roberto Moreno BRA Vision Racing Dallara-Honda 1 min 03.9446secs
11. Vitor Meira BRA Panther Racing Dallara-Honda 1 min 03.9780secs
12. Dan Wheldon GB Target Chip Ganassi Racing Dallara-Honda 1 min 03.9993secs
13. Danica Patrick USA Rahal-Letterman Racing Panoz-Honda 1 min 04.1879secs
14. Marco Andretti* USA Andretti-Green Racing Dallara-Honda 1 min 04.3135secs
15. Scott Sharp USA Fernandez Racing Dallara-Honda 1 min 04.5541secs
16. Eddie Cheever USA Cheever Racing Dallara-Honda 1 min 05.1159secs
17. Felipe Giaffone BRA AJ Foyt Enterprises Dallara-Honda 1 min 05.9839secs
18. Buddy Lazier USA Dreyer & Reinbold Racing Dallara-Honda 1 min 06.5662secs
19. P.J. Chesson* USA Carmelo Hemelgarn Racing Dallara-Honda 1 min 07.5969secs

* Denotes series rookie