Preheat oven to 350°F. Sift together @flour{3.5%cups}, @sugar{3%cups}, @baking soda{2%tsp}, @cinnamon{1%tsp}, @nutmeg{1%tsp}, and @salt{1.5%tsp}. Combine @eggs{4}, @oil{1%cup}, @water{2/3%cup}, and @pumpkin{2%cups} and mix well. Stir into dry ingredients and mix in @walnut halves{}. Pour into three greased #loaf pans{}. Bake for 1 hour and cool before slicing.