The Seat,valve Spring is the lowest priced item on this Camshaft/valve schematic.
Some items from this specific schematic: Screw,tappet Adj, Valve,exhaust, Spg,valve, Seal,valve Stem.
This part-list fiche shows all the components that make up the Gl1500c Valkyrie 2002 (2) Germany / Kph Camshaft/valve .