The Screw,panh.tapping is the most widely applied product in the 150/175/200ETK 1985 OPTIONAL PARTS LEAD WIRE - ACCESSORIES ( two times ).
The Yamaha OPTIONAL PARTS LEAD WIRE - ACCESSORIES has ten products enlisted in the schematic.
A sample from the products for the Optional Parts Lead Wire - Accessories include: Wire, Lead, Wire, Lead, Fuse (10a), Plate.