Preheat the oven to 350°F, and grease and flour a standard bundt pan

Combine the sugar, oil and eggs in a mixer and mix on medium while you prepare the other ingredients

Combine the dry ingredients in a bowl and whisk to combine

Add the pumpkin and vanilla to the wet ingredients and continue to mix

Add the dry ingredient and mix until smooth

Pour the batter into the prepared bundt pan and bake for 1 hour and 20 minutes, rotating the cake half way through.

Cool the cake in the bundt pan until only warm to the touch. Turn out onto a wire rack and cool the remainder.

Dust with powdered sugar and serve.