Cylinder Head Assembly: Specifications

Cylinder Head

Install cylinder head follow the steps below to tighten cylinder head bolts in numerical order as shown.









Measure the tightening angle using Tool.















Cylinder Head Bolts Outer 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.











- If reduction of outer diameter appears in a position other than (d2), use it as (d2) point.

Cylinder Head Distortion



At each of several locations on bottom surface of cylinder head, measure the distortion in six directions.











- If measured distortion exceeds the limit, replace cylinder head.





Camshaft Bearing Cap

Tighten camshaft bracket bolts in the following steps, in numerical order as shown.











Intake Manifold Torque & Sequence Specifications

Exhaust Manifold Torque & Sequence Specifications

Camshaft Gear/Sprocket Torque Specifications