The most reasonably priced component used on the Ex650a8f Er6f 2008 Europe,middle East,africa,uk Valve(s) is the Collet.
A sample from the products for the Valve(s) include: Shim,t=3.40, Shim,t=3.30, Shim,t=3.20, Spring-engine Valve.
With a quantity of sixteen pieces, the Collet is the most used part in the VALVE(S) diagram.