The Washer, Plate (663) is the cheapest item from this partsfiche.
Parts such as the Steering Guide Attachment: Nut, Nylon (663), Tie Ber 2, Rod, Steering Link, Dual Engine Tiebar (6e5-61301-01-00)( are included in the 150 175 200 Etln Etxn 1984 Steering Guide Attachment parts fiche.
The Yamaha STEERING GUIDE ATTACHMENT has twenty products enlisted in the schematic.