2007 AMA Superstock Championship Infineon Raceway Sonoma, California May 19, 2007 Provisional Practice Results: 1. Ben Spies (Suz GSX-R1000), Dunlop, 1:36.760 2. Aaron Yates (Suz GSX-R1000), Dunlop, 1:36.899 3. Ben Bostrom (Yam YZF-R1), Dunlop, 1:37.093 4. Geoff May (Suz GSX-R1000), Pirelli, 1:37.144 5. Jake Holden (Suz GSX-R1000), Dunlop, 1:37.451 6. Danny Eslick (Suz GSX-R1000), Dunlop, 1:38.494 7. Chris Ulrich (Suz GSX-R1000), Pirelli, 1:39.382 8. Blake Young (Suz GSX-R1000), Dunlop, 1:39.521 9. Jason Curtis (Suz GSX-R1000), Dunlop, 1:40.397 10. James Randolph (Suz GSX-R1000), Pirelli, 1:40.665 11. Robertino Pietri (Suz GSX-R1000), Pirelli, 1:40.758 12. Scott Jensen (Suz GSX-R1000), Pirelli, 1:40.915 13. Martin Szwarc (Suz GSX-R1000), 1:42.184 14. Dave Stanton (Yam YZF-R1LE), Dunlop, 1:42.380 15. David Weber (Suz GSX-R1000), Dunlop, 1:42.710