The Yamaha Cylinder Head comes with the following parts:. 1x 6CE-11110-12-9S - CYLINDER HEAD ASSY. 12x 6S5-11133-10-00 - GUIDE, VALVE 1. 4x 91809-08006-00 - PIN, DOWEL. 4x 90119-07001-00 - BOLT, WITH WASHER. 12x 90119-07234-00 - BOLT, WITH WASHER. 1x 90340-18M09-00 - PLUG, STRAIGHT SCREW. 1x 90201-186F1-00 - WASHER, PLATE. 8x 6ML-11301-00-00 - ANODE COVER ASSY. 16x 95D95-08025-00 - BOLT, FLANGE DEEP RECESS. 1x 6CB-11181-00-00 -. GASKET, CYLINDER HEAD 1. 1x 6CB-11194-00-00 -. GASKET, HEAD COVER 2. 12x 6CB-12111-00-00 - VALVE, INTAKE. 12x 6DA-12121-00-00 - VALVE, EXHAUST. 24x K0F-A3743-00-00 - SEAT, VALVE SPRING. 24x 6CB-12113-00-00 - SPRING, VALVE INNER. 24x K0F-A3741-00-00 - RETAINER, VALVE SPRING. 48x K0F-A3742-00-00 - LOCK, VALVE SPRING RETAINER. 24x K0F-A3751 - LIFTER, VALVE. 1x 6KA-12172-00-00 - CAMSHAFT 3. 1x 93605-10108-00 -. PIN, DOWEL. 1x 6KA-12182-00-00 - CAMSHAFT 4. 1x 93605-10108-00 -. PIN, DOWEL. 4x 93102-38008-00 -. OIL SEAL