Yanmar Saildrive Drain Plug O-ring, Part Number 189010-01130

Yanmar Saildrive Dip Stick O-ring for SD50 and SD40 Yanmar Saildrives.

This part is the drain plug O-ring that should be changed when changing the oil on a Saildrive model listed below. 

For Yanmar Saildrives:

SD40, SD50

Yanmar Part Number: 189010-01130