System Specifications
CYLINDER HEAD FLATNESSMaximum warpage: 0.10 mm (0.0039 inch)
If warpage is greater than maximum, replace the cylinder head.
INSTALL CYLINDER HEAD
a. Place 2 new cylinder head gaskets in position on the cylinder block.
NOTICE: Be careful of the installation direction.
b. Place the 2 cylinder heads in position on the cylinder head gaskets.
c. Install the 12 pointed head bolts.
HINT:
^ The cylinder head bolts are tightened in 3 progressive steps (steps (2), (4) and (5)).
^ If any bolt is broken or deformed, replace it.
1. Apply a light coat of engine oil on the threads and under the heads of the cylinder head bolts.
2. Install and uniformly tighten the cylinder head bolts on each cylinder head, in several passes, in the sequence shown, then repeat for the other side, as shown.
Torque: 34 Nm (350 kgf-cm, 25 ft. lbs.)
If any of the cylinder head bolts does not meet the torque specification, replace the cylinder head bolt.
3. Mark the front of the cylinder head bolt with paint.
4. Retighten the cylinder head bolts by 90° in the numerical order shown.
5. Retighten the cylinder head bolts by an additional 90°.
6. Check that the painted mark is now facing rearward.
d. Install recessed head bolts.
1. Apply a light coat of engine oil on the threads and under the heads of the cylinder head bolts.
2. Using an 8 mm hexagon wrench, install the cylinder head bolt on each cylinder head, then repeat for the other side, as shown.
Torque: 18 Nm (185 kgf-cm, 13 ft. lbs.)