7. CYLINDER HEAD/VALVES PEOPLE 125/150 Check each camshaft bearing for play or Camshaft Bearings damage. Replace the camshaft assembly with a new one if the bearings are noisy or have excessive wear. 5mm Bolt Rocker Arm CAMSHAFT HOLDER DISASSEMBLY Take out the valve rocker arm shafts using a 5mm bolt. Remove the valve rocker arms. Rocker Arm Shaft Camshaft Holder CAMSHAFT HOLDER 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. Rocker Arm Shafts Measure the I.D. of each valve rocker arm. Service Limits: IN: 10.10mm replace if over EX: 10.10mm replace if over Measure each rocker arm shaft O.D. Service Limits: IN: 9.91mm replace if below EX: 9.91mm replace if below 7-6