Preheat oven to 325 degrees F

Sift flour, salt, baking powder, soda, and cinnamon together in a bowl

Beat eggs, oil, vanilla, and sugar together in a large bowl

Add sifted ingredients to the creamed mixture, and beat well

Stir in zucchini until well combined

Grease and flour two 8 x 4 inch pans

Pour batter into prepared pans

Bake for 40 to 60 minutes, or until tester inserted in the center comes out clean