Cylinder Head, Overhaul
Disassemble cylinder head - see operation "Cylinder Head, Disassemble and Assemble".
Valve, Grind
Inspect
Ensure that there are no crater-like burns on the valve cone. Regrinding possible once or twice. Grinding of valve stem end is not permitted.
Seat angle at valve head: 92 ° .
Check valve stem projection with KM-512 as shown - see operation "Valve Stem Projection, Check".
Inspect 