The most expensive part in this assembly is the Arm B,up Rocker.
With all the components that make up the CX500C CUSTOM 1980 (A) ITALY VALE - UPPER ROCKER ARM assembly. The Cotter, Valve is the most frequently specified with sixteen applications.
Some items from this specific schematic: Arm A.up Rocker, Washer,wave 1.5mm, Arm B,up Rocker, Cotter, Valve.