Combine pumpkin, oil, egg, egg whites, molasses and vanilla. Stir in a combined flour, Equal, raisins, baking powder, cinnamon, ginger, nutmeg and salt just until all ingredients are moistened. Spoon batter into muffin cups.
Bake in preheated 375F oven 18 to 20 minutes or until wooden pick inserted in center comes out clean. Cool in pan 10 minutes. Remove muffins from pan and cool on wire rack. Serve warm or at room temperature.