Preheat oven to 350°. In a large bowl, beat the sugar, pumpkin, oil, eggs and water until blended. In a large bowl, combine the flour, baking soda, salt, cinnamon, nutmeg and cloves; gradually beat into pumpkin mixture until blended. Stir in pecans. , Pour into two greased 9x5-in. loaf pans. For topping, in a small bowl, combine the flour, brown sugar and cinnamon; cut in butter until mixture resembles coarse crumbs. Stir in pecans. Sprinkle over batter. , Bake for 60-65 minutes or until a toothpick inserted in center comes out clean. Cool for 10 minutes before removing from pans to wire racks.