The Muffler is made up of components including this Muffler Comp,r.ex which is the most expensive.
eleven components are shown in this Cm185t Twinstar 1978 Usa Muffler exploded diagram.
Some items from this specific schematic: Muffler Comp.,ex., Muffler Comp,l.ex, Nut,flange,6mm, Brkt,r*nh-1*.