Parts such as the P.s. Pump: Vlv A,flow Contl, Spring,spool, Bolt,flange,10x30, Bolt,flange 8x35 are included in the Civic Wagon 1990 (l) Wgn 4wd 1600 (ka,kl) P.s. Pump parts fiche.
The P.s. Pump assembly is constructed from several parts from which the Pump Sub Assy,p/s is the most expensive.
The Bolt,flange 6x25 is the lowest priced item on this P.s. Pump schematic.