Cylinder Head: Reassembly
WARNING: This page is about a different variant/trim than selected.
- Install the spring seats.
- Using special tool (09222-22001), lightly tap the seal in position.NOTE:
- Do not reuse old valve stem seals.
- Incorrect installation of the seal could result in oil leakage of from the valve guides.
- Apply engine oil to each valve. Insert the valve into their guides. Avoid pushing the valve into the seal by force. After installing the valve, check that it moves smoothly.
- Place valve springs so that the side coated with enamel faces toward the valve spring retainer.
- Using the special tool (09222-28000, 09222-28100), compress the spring and install the retainer locks. After installing the valves, ensure that the retainer locks are correctly in place before releasing the valve spring compressor.NOTE: When the spring is compressed, check that the valve stem seal is not pressed against the bottom of the retainer.
- Clean both gasket surfaces of the cylinder head and cylinder block.
- Verify the identification marks on the cylinder head gasket.
- Install the gasket so that the surface with the identification mark faces toward the cylinder head.NOTE: Do not apply sealant to these surfaces.
- Tighten the cylinder head bolts in the sequence shown in the illustration with a torque wrench.
- Tighten the cylinder head bolts using the torque - angle method. Starting at top center, tighten all cylinder head bolts in sequence as shown in the illustration, using the 12 mm socket.
Tightening procedure
Cylinder head bolt :
25 Nm (250kg.cm, 18 lb.ft) + (60°) + (45°)