This is a Volvo Penta Connecting Pipe 838693. This part was taken out of a Volvo engine that was disassembled for parts, it is in good condition (peeling paint, scuffs) as seen in the pictures. Please note you only get what you see in the pictures, no gaskets or seals included. 
 
Specifications:
Manufacturer: Volvo Penta
Part#: 838693
Material(s): Aluminum
Color(s): Green
Electrical: N/A
Overall Dimensions: 12"x4"x3"
Mount(s): N/A
Connection(s): Pulley-driven