2007 AMA Supersport Championship Infineon Raceway Sonoma, California May 19, 2007 Provisional Practice Results: 1. Aaron Gobert (Hon CBR600RR), Dunlop, 1:38.271 2. Josh Hayes (Hon CBR600RR), Dunlop, 1:38.289 3. Roger Hayden (Kaw ZX-6R), Dunlop, 1:38.496 4. Steve Rapp (Kaw ZX-6R), Pirelli, 1:38.684 5. Geoff May (Suz GSX-R600), Pirelli, 1:38.829 6. Chaz Davies (Yam YZF-R6), Dunlop, 1:38.969 7. Ben Attard (Kaw ZX-6R), Pirelli, 1:38.978 8. Jamie Hacking (Kaw ZX-6R), Dunlop, 1:30.001 9. Josh Herrin (Yam YZF-R6), Dunlop, 1:39.058 10. Michael Barnes (Suz GSX-R600), Pirelli, 1:39.154 11. Tommy Hayden (Suz GSX-R600), Dunlop, 1:39.808 12. Danny Eslick (Suz GSX-R600), Dunlop, 1:39.867 13. Cory West (Yam YZF-R6), Pirelli, 1:39.891 14. Chris Siglin (Suz GSX-R600), Dunlop, 1:40.690 15. Ryan Elleby (Hon CBR600RR), Dunlop. 1:40.870