Pre heat oven to 170 degrees. grease and flour your baking tin. Sift together the flour, baking powder, baking soda, salt and cinnamon. set aside

In large bowl combine sugar and oil. Blend in vanilla and pumpkin, then bit in eggs one at a time. Gradually beet in flour mixture. Stir in nuts. Spread batter into prepared tin.

Bake in the preheated oven for 30 minutes or until a toothpick inserted into the center of the cake comes out clean. Allow to cool