7. CYLINDER HEAD/VALVES FILLY LX 50 Rocker Arm Shaft CAMSHAFT HOLDER DISASSEMBLY Take out the valve rocker arm shafts using a 5mm bolt. Remove the valve rocker arms. 5mm Bolt Rocker Arm 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 over EX: 9.91mm replace if over Intake Manifold CYLINDER HEAD REMOVAL Remove the camshaft. ( 7-3) Remove the carburetor. ( 5-5) Remove the exhaust muffler. ( 2-5) Remove the carburetor intake manifold. 7-5