Parts such as the Air Filter: Guide, Seal, Seal, Joint, Carburetor 1 are included in the Yfa1w Breeze 1989 Air Filter parts fiche.
The Air Filter is made up of components including this Joint, Carburetor 1 which is the most expensive.
This schematic depicts all components used in the Yfa1w Breeze 1989 Air Filter partslist.