Valve: Service and Repair

Removing and Installing or Replacing All Valves
(Cylinder Head Removed)

Preliminary tasks are described in Disassembling and assembling cylinder head, refer to Cylinder Head Assembly, Service and Repair.
Replace valve stem seals, refer to Valve Guide Seal, Service and Repair.
Remove valves from cylinder head.
If necessary, check valve guide for wear, refer to Valve Guide, Testing and Inspection.
If necessary, ream valve guide, refer to Valve Guide, Service and Repair.
If necessary, remachine valve seat, refer to Valve Seat, Service and Repair.





Arrangement
1. Valve
2. Valve-stem seal
3. Lower plate spring
4. Valve spring
5. Top plate spring
6. Valve tapers