CREATE TABLE table_14466 ("Year" FLOAT, "Entrant" TEXT, "Chassis" TEXT, "Engine" TEXT, "Points" FLOAT)

What engine had a JBW chassis in 1960?
SELECT "Engine" FROM table_14466 WHERE "Chassis" = 'jbw' AND "Year" = '1960'
SELECT "Engine" FROM "table_14466" WHERE "Chassis" = 'jbw' AND "Year" = '1960'