Cylinder Head: Disassembly

Remove the chain cover securing bolt from the cylinder head LH.

Fig 1: Locating Cylinder Head LH Chain Cover Securing Bolt
Courtesy of SUBARU OF AMERICA, INC.
Remove the stud bolts from the cylinder head.

Fig 2: Locating Cylinder Head Stud Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the valve collet, valve, valve spring retainer, valve spring and valve spring seat from the cylinder head RH.
CAUTION: During work, place a waste cloth, etc. to avoid scratching the mating surface of the cylinder head RH.
NOTE:
- Mark each part to prevent confusion.
- Keep all the removed parts in order for re-installing in their original positions.
1. Compress the valve spring and remove the valve collet using ST.
  ST 0920287002000 REMOVER AND REPLACER
  
  Fig 3: Compressing Valve Spring Using Remover And Replacer
  Courtesy of SUBARU OF AMERICA, INC.
2. Remove valve, valve spring retainer, valve spring and valve spring seat.
Remove the valve collet, valve, valve spring retainer, valve spring and valve spring seat from the cylinder head LH.
Remove the valve oil seals from valve guides of cylinder head RH.
CAUTION:
- During work, place a waste cloth, etc. to avoid scratching the mating surface of the cylinder head RH.
- Use special care not to damage the cylinder head RH and guide during work.
NOTE: For removal of valve guide, refer to INSPECTION. Refer to VALVE & VALVE GUIDE .

Fig 4: Locating Valve Guide Oil Seals
Courtesy of SUBARU OF AMERICA, INC.
For cylinder head LH, remove the valve oil seal in the same manner.