The component with the lowest price in the SPOOL VALVE schematic is the Bolt,flange,6x20.
twenty-four components are listed in the schematic for this Civic 2005 (5) 3dr Si Side Srs (ka) Spool Valve .
Some items from this specific schematic: Seal B,valve Stem, Bolt,stud,2 8x32, Bolt,flange,6x20, Gasket Comp,cyln (nas).