The Air Cleaner assembly is constructed from several parts from which the Case,air Cleaner is the most expensive.
The Screw,pan,5x25 is the cheapest item from this partsfiche.
Parts such as the Air Cleaner: Case,air Cleaner, Bolt,flange,6x16, Tube B,air/c Conn, Screw,washer,5x16 are included in the Cb750k 1980 (a) Four England Air Cleaner parts fiche.