Item for sale is a used crankcase block off of a 2005 Yamaha HPDI 300 hp 2 stroke outboard motor. The piston went out on the top port cylinder. For Questions or Customer Service. The item “2005 Yamaha HPDI 300hp outboard crankcase block” is in sale since Wednesday, June 24, 2020. 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.