Tommy Hayden posted the fastest lap time during Thursday morning’s AMA Superbike practice at Daytona International Speedway. Hayden lapped the 2.89-mile infield road course in a time of 1:37.493 on his Rockstar Makita Suzuki GSX-R1000 Superbike, just quicker than his teammate and the defending two-time AMA Superbike Champion — Ben Spies, who did a 1:37.734. The session was stopped about four minutes before its scheduled conclusion when Team Roadracingworld.com Suzuki’s Robertino Pietri highsided his GSX-R1000 Superstock bike exiting Turn One. Pietri was initially slow to get up, but eventually he made his way off the track and back to his garage. Pietri crashed during the SunTrust MOTO-ST Daytona 300 Sunday, March 2 and fractured the scaphoid bone in his left hand. Boulder Motor Sports (BMS) Ducati’s Marty Craggill is not at Daytona. Sources with Ducati said the team could not get its 1098RS Superbikes in time to make it to Daytona. Roadracingworld.com attempted to reach BMS Ducati Team Manager Brian Sharp Tuesday evening, but at post time Sharp had not returned the call. AMA Superbike Championship Presented by Parts Unlimited Daytona International Speedway Daytona Beach, Florida March 5 Provisional Practice Results: 1. Tommy Hayden (Suz GSX-R1000), Dunlop, 1:37.493 2. Ben Spies (Suz GSX-R1000), Dunlop, 1:37.734 3. Roger Hayden (Kaw ZX-10R), Dunlop, 1:37.816 4. Mat Mladin (Suz GSX-R1000), Dunlop, 1:38.219 5. Jamie Hacking (Kaw ZX-10R), Dunlop, 1:38.319 6. Jason DiSalvo (Yam YZF-R1), Dunlop, 1:38.339 7. Aaron Yates (Suz GSX-R1000), Dunlop, 1:38.480 8. Geoff May (Suz GSX-R1000), Dunlop, 1:38.974* 9. Blake Young (Suz GSX-R1000), Pirelli, 1:39.302* 10. Neil Hodgson (Hon CBR1000RR), Dunlop, 1:39.313 11. Eric Bostrom (Yam YZF-R1), Dunlop, 1:39.454 12. Robertino Pietri (Suz GSX-R1000), Pirelli, 1:39.510* 13. Chris Ulrich (Suz GSX-R1000), Pirelli, 1:39.785* 14. Miguel Duhamel (Hon CBR1000RR), Dunlop, 1:40.285 15. Akira Yanagawa (Kaw ZX-10R), Dunlop, 1:40.334 16. Chris Peris (Suz GSX-R1000), Dunlop, 1:40.535* 17. Jake Holden (Hon CBR1000RR), Dunlop, 1:40.639* 18. Scott Jensen (Suz GSX-R1000), Pirelli, 1:40.825 19. Matt Lynn (Hon CBR1000RR), Dunlop, 1:41.281 20. David Anthony (Suz GSX-R1000), Pirelli, 1:41.333* 21. Ben Thompson (Suz GSX-R1000), Dunlop, 1:42.355 22. Scott Russell (Yam YZF-R1), Michelin, 1:42.577* 23. Santiago Villa (Suz GSX-R1000), Pirelli, 1:42.732* 24. Brian McCormack (Suz GSX-R1000), Dunlop, 1:43.567 25. Keith Marshall (Suz GSX-R1000), 1:43.736 26. Horst Saiger (Suz GSX-R1000), Pirelli, 1:44.453 27. C.R. Gittere (Suz GSX-R1000), 1:44.889 28. Dean Mizdal (Suz GSX-R1000), 1:45.065 29. Reno Karimian (Suz GSX-R1000), 1:46.300 30. James McBride (Suz GSX-R1000), 1:47.130 31. Johnny Rock Page (Yam YZF-R1), 1:47.494 32. Scott Young (Suz GSX-R1000), 1:47.954 33. Scotty Van Hawk (Suz GSX-R1000), 1:48.123 * riding a Superstock-spec motorcycle