7. CYLINDER HEAD/VALVES PEOPLE 125/150 Remove the four cylinder head nuts and washers. Diagonally loosen the cylinder head nuts in 2 or 3 times. Washer Nut Camshaft Holder Remove the camshaft holder and dowel pins. Dowel Pins Cam Chain Remove the camshaft gear from the cam chain and remove the camshaft. Camshaft Camshaft Gear CAMSHAFT INSPECTION Check each cam lobe for wear or damage. Measure the cam lobe height. Service Limits: ( 125 cc ) IN : 29.30mm replace if below EX: 29.15mm replace if below ( 150 cc ) IN : 29.40mm replace if below EX: 29.05mm replace if below 7-5