SELECT MAX(points) FROM table_name_18 WHERE wins = 0 AND rank > 6 AND manufacturer = "kawasaki" AND rider = "massimo broccoli"
Kemenangan 0, dan peringkat lebih besar dari 6, dan produsen Kawasaki, dan pengendara Massimo Brokoli melibatkan poin tertinggi apa?
CREATE TABLE table_name_18 (points INTEGER, rider VARCHAR, manufacturer VARCHAR, wins VARCHAR, rank VARCHAR)