Cylinder Head Assembly: Specifications

CYLINDER HEAD







Spark Plug Tube






Valve Dimensions







Valve Guide






Valve Seat






Valve Spring













Follow the steps below to tighten the bolts in the numerical order shown.






Measure the tightening angle using Tool.

CAUTION: Measure the tightening angle using Tool. Do not measure visually.

Step a: 44.1 Nm (4.5 kg-m, 33 ft-lb) in order (1-10)
Step b: 70� clockwise in order (1-10)
Step c: Loosen to 0 Nm (0 kg-m, 0 ft-lb) in reverse order (10-1).
Step d: 44.1 Nm (4.5 kg-m, 33 ft-lb) in order (1-10)
Step e: 60� clockwise in order (1-10)
Step f 60� clockwise in order (1-10)

Tool number: KV-10112100 (BT-8653-A)

Re-Usability

CAUTION: If cylinder head bolts are re-used, check their diameters before installation.

Cylinder Head Bolts Diameter






Cylinder head bolts are tightened by plastic zone tightening method. Whenever the size difference between d1 and d2 exceeds the limit, replace the bolt with a new one.

Limit (d1 - d2): 0.23 mm (0.0091 in)

If reduction of diameter appears in a position other than d2, use it as d2 point

SURFACE VARIATION



EXHAUST MANIFOLD






CYLINDER BLOCK






Camshaft Bearing Cap Torque & Sequence








Tighten the camshaft bracket bolts as follows:

Camshaft bracket bolts
Step 1 (bolts 9 - 12): 1.96 Nm (0.2 kg-m, 17 in-lb)
Step 2 (bolts 1 - 8): 1.96 Nm (0.2 kg-m, 17 in-lb)
Step 3 (all bolts): 5.88 Nm (0.6 kg-m, 52 in-lb)
Step 4 (all bolts): 10.4 Nm (1.1 kg-m, 92 in-lb)

Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear/Sprocket Specifications