The most reasonably priced component used on the Kd175-a2 1977 Canada Muffler is the Washer,6.1x12x1.
Parts such as the Muffler: Muffler Assy,f.black, Side Cover Emblem, Baffle Tube, Insulator,heat are included in the Kd175-a2 1977 Canada Muffler parts fiche.
This Muffler Assy,f.black is the most expensive of the items that make up this Muffler assembly.