Cylinder Head Assembly

SURFACE VARIATION

Cylinder Head For Out-of-flatness 0.0508 mm (0.002 in.)

CYLINDER HEAD





Tighten the bolts in sequence using the following steps and torque values:
Tighten bolts 1 - 10 to 27 Nm (20 ft. lbs.).
Verify that bolts 1 - 10 have all reached 27 Nm (20 ft. lbs.), by repeating step 1 without loosening the bolts.
Tighten bolts 11 - 14 to 14 Nm (89 in. lbs.).
Rotate bolts 1 - 10 an additional 90°.
Rotate bolts 1 - 10 an additional 90° again.
Tighten bolts 11 - 14 to 26 Nm (19 ft. lbs).

HEAD BOLT REUSE/REPLACE

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 should be replaced.

INTAKE MANIFOLD

Intake Manifold Bolts 12 Nm (105 in. lbs.)

Torque from the center bolts, moving front to back in a crisscross pattern

CAMSHAFT BEARING CAP





Camshaft Bearing Cap Bolts 11 Nm (100 in. lbs.)

CAMSHAFT SPROCKET

Camshaft Sprocket Bolt 122 Nm (90 ft. lbs.)

EXHAUST MANIFOLD

Exhaust Manifold Bolts 25 Nm (18 ft. lbs.)

Start at the center and work outward.