Grease and flour two 8×4 inch loaf pans.
Preheat oven to 325 degrees.
Sift flour, salt, baking powder, soda and cinnamon together into a bowl.
In a separate bowl, beat eggs, oil, vanilla and sugar together.
Add sifted dry ingredients to the creamed mixture and beat well.
Stir in zucchini and nuts until well combined.
Pour batter into prepared pans.
Bake for 50-60 minutes, or until toothpick inserted in the center comes out clean.
Cool in pans on rack for 20 minutes.
Remove bread from pans and completely cool.