1998-2006 Yamaha F20/F25 Outboards Service Manual, Page 249Get this manual

1998-2006 Yamaha F20/F25 Outboards Service Manual, Page 249

SHIMMING (FOR USA AND CANADA)
2Set: Shimming gauge G) (onto the tapered roller bearing and tapered roller bearing outer race as shown) Shimming gauge: Y8-06344