Dismantling the cylinder head:
1.Remove the carburetor.
2.Remove the muffler.
3.Remove the fan cover.
4.Remove the bolts on the engine cover.
5.Remove the camshaft.
6.Remove the cylinder head
7.Remove the lock pin, cylinder head gasket.
8.Remove cam chain guide
Notice:
Not to injure the contact
Surface of the cylinder.
Avoid any object dropping info the engine.
Further dismantling
Use the valve contracting tool to remove valve pin,
supporter, the vlave spring collar, valve spring
and valve stem oil seal.
Notice:
Valve Spring has to be operated by the valve spring contractor.
To assemble the cylinder head, please follow the opposite procedure as above.