Layer one: Reserve 1 cup dry cake mix; set aside. Mix together remaining cake mix, 1/2 cup melted margarine and 1 egg. Press mixture into 9x13 pan.
Layer two: Mix together pumpkin, evaporated milk, 3/4 cup sugar, 2 eggs, salt, vanilla, 1 tsp cinnamon, ginger and cloves. Pour mixture over first layer.
Layer three: Mix together 1 cup cake mix, 1 tsp cinnamon, 1/4 cup sugar, 1/4 cup margarine. Cut together with pastry cutter. Sprinkle over second layer. Bake at 350 degrees for 45 minutes.