The most expensive part in this assembly is the Pre Chamber Comp.
Parts such as the Muffler: Packing,protector (nas), Screw,pan,6x14, Gasket,exh Pipe (nas), Nut,flange,8mm are included in the Gl500i Silverwing Interstate 1982 (c) Usa Muffler parts fiche.
With eight applications this Packing,protector (nas) is the most specified part.