1 pkg. yellow cake mix (dry)
4 eggs
1 c. orange juice
1 pkg. pistachio nut instant pudding (dry)
1/2 c. cooking oil

Combine all ingredients in mixing bowl and beat 1 minute at low speed, then 3 minutes at high speed. Pour 3/4 of batter into well greased and floured bundt pan. Mix remaining batter with 1/4 cup chocolate syrup and pour on top. Bake at 350 degrees for 1 hour. Cool 15 minutes in pan and remove to cooling rack.