The most reasonably priced component used on the Jr50 2002 (k2) Usa (e03) Cylinder is the Nut.
Some items from this specific schematic: Gasket,cylinder (nas), Spark Plug W14fpr-ul, Pipe,intake, Plug,spark(bpr4hs Ngk).
thirteen components are shown in this Jr50 2002 (k2) Usa (e03) Cylinder exploded diagram.