The most reasonably priced component used on the Civic 1993 (p) 4dr Ex Abs (ka,kl) Air Cleaner is the Lock Screw.
The twenty-seven Civic 1993 (p) 4dr Ex Abs (ka,kl) Air Cleaner component parts are all listed in this schematic.
This Cover Comp.,air C is the most expensive of the items that make up this Air Cleaner assembly.