Service manual

G420F(FE) Service Manual Chapter 3. Engine Mechanical System 73
HEAD
1. Clean out all gasket surfaces of the cylinder block
and cylinder head.
2. Put new cylinder head gaskets on the cylinder
block with the identification marks faced upward.
Do not apply seal-ant to the gasket and do not
reuse the used cylinder head gasket. Take care
not to make a mistake of gasket.
3. Put the cylinder head on the cylinder block.
4. Apply a slight coat of engine oil to the spiral
portion of bolt.
5. Insert the washer to the bolt and insert it to the
cylinder head.
6. Using the 8mm and 10mm hexagon wrench,
install the cylinder head bolt as shown in the
illustration.
Cylinder head bolt
M10 2.5kg·m + (60°~ 65°) + (60°~ 65°)
M12 3.0kg·m + (60°~ 65°) + (60°~ 65°)
7. Install the camshafts.
8. Install the camshafts oil seal.
9. Install the camsprocket and timing belt.
10. Install the head cover.