Cylinder Head - RH: Removal
- With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING AND LIFTING .
- Remove the lower intake manifold. For additional information, refer to LOWER INTAKE MANIFOLD .
- Remove the coolant bypass tube. For additional information, refer to ENGINE COOLING .
- Remove the RH camshafts. For additional information, refer to CAMSHAFTS - RH .
- Remove the camshaft roller followers.
- Remove the hydraulic lash adjusters.
- Remove the 6 RH exhaust manifold nuts and position the manifold aside.
- Remove the bolts in the sequence shown in Fig 1.
- Remove the cylinder head and support the cylinder head on a bench with the head gasket side up.
- Discard the gasket and the bolts.
- Inspect all areas of the deck face with a straightedge and feeler gauge. The cylinder head must not have depressions deeper than 0.0254 mm (0.001 in) across a 38.1 mm (1.5 in) square area, or scratches more than 0.0254 mm (0.001 in).
CAUTION:
The camshaft roller followers must be installed in their original positions.
CAUTION:
The hydraulic lash adjusters must be installed in their original positions.
NOTE:
New cylinder head bolts must be installed. They are torque-to-yield designed and cannot be reused.
NOTE:
The straightedge used must be flat within 0.0051 mm (0.0002 in) per foot of tool length.