Preheat oven to 350.
Grease a bundt pan, Set aside.
In a large mixing bowl mix eggs, milk, sugar, butter, coconut oil, and pumpkin, set aside.
In a medium mixing bowl, mix flour, baking powder, salt, and spices. Mix with a whisk to incorporate well.
With a wooden spoon mix dry ingredients into the wet, until completely incorporated.
In a separate bowl mix flour, walnuts, sugar, and spices with a wooden spoon.
Add melted butter and mix until incorporated, set aside.
Pour half of cake batter into pan, then sprinkle evenly with half of crumble mixture.
Pour the rest of batter, then top with the remaining crumble mix.
Bake for 45 minutes or until knife inserted comes out clean.