CREATE TABLE table_60274 ("Model" TEXT, "Year" TEXT, "Type" TEXT, "Engine" TEXT, "Displacement cc" TEXT)

What year was the Grand Prix with an i8 engine and a cc displacement of 1500?
SELECT "Year" FROM table_60274 WHERE "Type" = 'grand prix' AND "Engine" = 'i8' AND "Displacement cc" = '1500'
SELECT "Year" FROM "table_60274" WHERE "Displacement cc" = '1500' AND "Engine" = 'i8' AND "Type" = 'grand prix'