In this schematic the "Cotter, Valve" is used most often.
The Yamaha VALVE has twelve products enlisted in the schematic.
Parts such as the Valve: Arm, Valve Rocker, Shaft, Rocker, Screw, Valve Adjusting, Valve, Intake are included in the Xt660r 2005 3s61 Hungary 1d3s6-300s1 Valve parts fiche.