The F-15 Air Cleaner assembly is constructed from several parts from which the Case,air Cleaner is the most expensive.
The thirty-one Xr250r 1982 (c) F-15 Air Cleaner component parts are all listed in this schematic.
Some items from this specific schematic: Clip,tube, Joint,tube, Bolt Flange 6x14, Element A,air/c.