AMA Pro National Guard American Superbike Infineon Raceway Sonoma, California May 14, 2010 Provisional Free Practice One Results (all on Dunlop tires): 1. Josh Hayes (Yam YZF-R1), 1:36.429 2. Jake Holden (Suz GSX-R1000), 1:37.180 3. Larry Pegram (Duc 1098R), 1:37.266 4. Ben Bostrom (Yam YZF-R1), 1:37.834 5. Blake Young (Suz GSX-R1000), 1:37.898 6. Tommy Hayden (Suz GSX-R1000), 1:38.166 7. Jake Zemke (Suz GSX-R1000), 1:38.702 8. Chris Ulrich (Suz GSX-R1000), 1:39.076 9. Brett McCormick (Suz GSX-R1000), 1:39.807 10. Taylor Knapp (Suz GSX-R1000), 1:40.054 11. David Anthony (Suz GSX-R1000), 1:40.209 12. Chris Peris (BMW S1000RR), 1:40.720 13. Geoff May (Buell 1125RR), 1:40.975 14. Chris Clark (Yam YZF-R1), 1:41.077 15. Chris Siebenhaar (Suz GSX-R1000), 1:41.987 16. Brian Parriott (Apr RSV4 Factory), 1:42.558 17. Mark Simon (Suz GSX-R1000), 1:43.433 18. Eric Pinson (BMW S1000RR), 1:43.943 19. Eric Haugo (Suz GSX-R1000), 1:44.015 20. Johnny Rock Page (Suz GSX-R1000), 1:44.040 21. Kevin Boisvert (Suz GSX-R1000), 1:47.149 22. Trent Gibson (Suz GSX-R1000), 1:49.580