Cylinder Head Assembly: Specifications

CYLINDER HEAD





Install the cylinder head bolts and tighten in the sequence shown.

If your bolt has the short head (1), use the following torque specifications:
First: All to 30 Nm (25 ft. lbs.)
Second: All to 61 Nm (45 ft. lbs.)
Third: All to 61 Nm (45 ft. lbs.)
Fourth: All an additional 90°

CAUTION: Do not use a torque wrench for the Fourth step.

If your bolt has the long head (2), use the following torque specifications:
First: All to 30 Nm (25 ft. lbs.)
Second: All to 73 Nm (54 ft. lbs.)
Third: All to 73 Nm (54 ft. lbs.)
Fourth: All an additional 90°

CAUTION: Do not use a torque wrench for the Fourth step.

HEAD BOLT REUSE/REPLACE

CAUTION: The cylinder head bolts are tightened using a torque plus angle procedure. The bolts must be examined BEFORE reuse. If the threads are necked down the bolts must be replaced.

SURFACE VARIATION - HEAD-TO-BLOCK

Deck surface 0.050 mm (0.002 in.)


INTAKE MANIFOLD





Intake Manifold-Bolts 24 Nm (18 ft. lbs.)

CAMSHAFT BEARING CAP









Camshaft Bearing Cap-Bolts
M6 Bolts 12 Nm (106 in. lbs.)
M8 Bolts 30 Nm (22 ft. lbs.)

Camshaft Gear/Sprocket

Variable Valve Timing Phaser 59 Nm (44 ft. lbs.)

EXHAUST MANIFOLD





Exhaust Manifold-Bolts 34 Nm (25 ft. lbs.)