This a Yanmar 719575-51300 Fuel Injection Pump. Please note that these have not been tested so they may need to be rebuilt and fittings may need to be re-sealed. We have three (4) in stock so let us know if you wish to purchase more than one. Keep in mind these go for $4,500+ online brand new so you are getting this item for less than an eighth of the cost.
 
Specifications:
Manufacturer:  Yanmar
Part#: 719575-51300
Material(s): Steel, Aluminium
Color(s): Metallic Gray
Electrical: N/A
Overall Dimensions: 20"x14"x8"
Mount(s): N/A
Connection(s): N/A