Cylinder Head Assembly: Specifications

CYLINDER HEAD ASSEMBLY











If your bolt has the short head, use the following torque specifications:
First: All 30 Nm (25 ft. lbs.)
Second: All 61 Nm (45 ft. lbs.)
Third: All 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, use the following torque specifications:
First: All 30 Nm (25 ft. lbs.)
Second: All 73 Nm (54 ft. lbs.)
Third: All 73 Nm (54 ft. lbs.)
Fourth: All an additional 90°

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

BOLT RE-USABILITY





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

Cylinder head must be flat within 0.1 mm (0.004 in.).






CAMSHAFT BEARING CAP






Install intake and exhaust camshaft bearing caps
Slowly tighten bolts 9.5 Nm (85 in. lbs.).






Install the front intake and exhaust bearing cap
Tighten bolts 25 Nm (18 ft. lbs.).

INTAKE MANIFOLD

Intake Manifold Specifications


EXHAUST MANIFOLD

Exhaust Manifold Specifications


CAMSHAFT GEAR/SPROCKET TORQUE

Camshaft Gear/Sprocket Specifications