Cylinder Head: Assembly

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

Fig 1: Identifying Cylinder Head Components

G05017129

Courtesy of SUBARU OF AMERICA, INC.

Installation of valve spring and valve:
1. Place the cylinder head on the ST.
  ST 498267800 CYLINDER HEAD TABLE
2. Coat the stem of each valve with engine oil and insert the valve into the valve guide.
  CAUTION: Use extreme care not to damage the oil seal lips when inserting the valve into valve guide.
3. Install the valve spring and retainer.
  NOTE: Be sure to install the valve spring with its close-coiled end facing the seat on cylinder head.
4. Set the ST on valve spring.
  ST 499718000 VALVE SPRING REMOVER
  
  Fig 2: Compressing Valve Spring Using ST (499718000)
  Courtesy of SUBARU OF AMERICA, INC.
5. Compress the valve spring and fit the valve spring retainer key.
  
  Fig 3: Identifying Valve Spring And 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.