The Screw, Panhead (8g8) is the cheapest item from this partsfiche.
A sample from the products for the Radiator. Hose include: Clip (806-24356-00), Washer, Plate, Screw, Panhead (8g8), Gasket, Cover (mca).
The Yamaha RADIATOR. HOSE has thirty-one products enlisted in the schematic.