The Washer,plug Drain 14 is the cheapest item from this partsfiche.
In this schematic the "Dowel,pin,12x20" is used most often.
Parts such as the Cylinder Block: Block Assy,cylind, Dowl Pin,14x12, Washer,plug Drain 14, O-ring,13.8x2.5 are included in the Gl1500cd Valkyrie 2002 (2) California Cylinder Block parts fiche.