6
. CYLINDER HEAD/VALVES
DISASSEMBLY
Take out the valve rocker arm shafts using a
6mm bolt.
Remove the valve rocker arms.
INSPECTION
Inspect the camshaft holder, valve rocker
arms and rocker arm shafts for wear or
damage.
*
If the valve rocker arm contact surface is
worn, check each cam lobe for wear or
damage.
Inspect the rocker arm bore, cam lobe contact
surface and adjuster surface for
wear/pitting/scratches/blue discoloration.
If any defects are found, replace the rocker
arm shaft with a new one, then inspect
lubrication system.
Valve Rocker Arms
Rocker Arm Shafts
6mm Bolt
Camshaft Holder
Rocker Arm Shafts
Contact Surface
Adjuster Surface
DINK50/ 125
Rocker Arm Bore
6-8