Please verify that the item you need matches the picture or description before purchasing. Item for sale is a SEI aftermarket lower unit with 30 shaft off of a 2004 Yamaha HPDI 300 hp 2 stroke. This unit shifts well and the fluid is clean. THE SKEG IS BROKEN AND IT HAS SOME DINGS ON IT. View some of our Featured Items! The item “Yamaha HPDI 300hp outboard SEI aftermarket lower unit with 30 shaft” is in sale since Wednesday, August 25, 2021. This item is in the category “eBay Motors\Parts & Accessories\Boat Parts\Outboard Engines & Components\Other”. The seller is “stroudsmarine” and is located in Greenville, North Carolina. This item can be shipped to United States, Canada, Bahamas, Uruguay.