Item for sale is a used crankcase block off of a 2004 Yamaha HPDI 300 hp 2 stroke outboard motor. This block is used but all of the cylinders are in good shape. For Questions or Customer Service. The item “Yamaha HPDI 300hp outboard crankcase block” is in sale since Thursday, October 3, 2019. 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.