In this schematic the "Bolt,flange,nshf," is used most often.
Parts such as the Crankcase: Bolt,flange,nshf,, Clamper A,tube, Crnakcase Comp,le, Bolt,stud Special are included in the Xr400r 2003 (3) Usa Crankcase parts fiche.
The Washer,plug,drain 12 is the cheapest item from this partsfiche.