Cylinder Head: Assembly

WARNING: This page is about a different variant/trim than selected.

Fig 1: Identifying Components Cylinder Head

G03828031

Courtesy of SUBARU OF AMERICA, INC.

Installation of valve spring and valve:
1. Place the cylinder head on the ST.
  ST 4982607800 CYLINDER HEAD TABLE
2. Coat the stem of each valve with engine oil and insert the valve into valve guide.
  CAUTION: Use extreme care not to damage the oil lips when inserting the valve into valve guide.
3. Install the valve spring and retainer.
  NOTE: Be sure to install the valve springs with their close-coiled end facing the seat on the cylinder head.
4. Set the ST on valve spring.
  ST 499718000 VALVE SPRING REMOVER
  
  Fig 2: Installing ST 499718000 Valve Spring Remover
  Courtesy of SUBARU OF AMERICA, INC.
5. Compress the valve spring and fit the valve spring retainer key.
  
  Fig 3: Compressing Valve Spring And Fit Valve Spring Retainer Key
  Courtesy of SUBARU OF AMERICA, INC.
6. After installing, tap the valve spring retainers lightly with a plastic hammer for better seating.