thirty-nine components are listed in the schematic for this Kx450-e9fa Kx450f 2009 Usa Valve(s) .
The Seat-spring is the lowest priced item on this Valve(s) schematic.
Some items from this specific schematic: Shim,t=2.625, Shim,t=2.475, Shim,t=2.25, Shim,t=2.15.