FIM 250cc World Championship Istanbul, Turkey April 28 Provisional Qualifying Results: 1. Jorge LORENZO, Aprilia, 1:57.841 2. Alex DE ANGELIS, Aprilia, 1:58.842 3. Andrea DOVIZIOSO, Honda, 1:58.865 4. Yuki TAKAHASHI, Honda, 1:58.938 5. Hector BARBERA, Aprilia, 1:59.236 6. Hiroshi AOYAMA, KTM, 1:59.493 7. Marco SIMONCELLI, Gilera, 1:59.534 8. Sylvain GUINTOLI, Aprilia, 1:59.828 9. Sebastian PORTO, Honda, 1:59.847 10. Jakub SMRZ, Aprilia, 1:59.863 11. Arnaud VINCENT, Honda, 1:59.952 12. Anthony WEST, Aprilia, 2:00.064 13. Roberto LOCATELLI, Aprilia, 2:00.095 14. Shuhei AOYAMA, Honda, 2:00.553 15. Dirk HEIDOLF, Aprilia, 2:00.621