9208 2.5 Ounce Popcorn Kettle for Great Northern Popcorn Machines Stainless Steel Replacement Kettle for Great Northern Popcorn 2.5 Ounce Popcorn Machines Stainless Steel 2.5 oz. Kettle, includes lid, stir shaft, handle and black 3-prong power cord style plug. Easy installation- simply remove your existing kettle and plug into the roof of your popcorn machine.