54. Valve Rocker Arm Cover Cleaning and Inspection (with Z52 Option)

Valve Rocker Arm Cover Cleaning and Inspection (LS3 with Z52 Option, LS7, LS9)





Note:

* Do not use the valve rocker arm cover gasket again. Install a NEW gasket during assembly.

* Remove the ignition coils before cleaning the cover in solvent. Do not submerge the ignition coils in solvent.

* Do not remove the oil cap from the right valve rocker arm cover, unless service is required. If the cap is removed, install a NEW cap during assembly.

1. Inspect the oil cap (424) for a loose fit, leakage, or damage.

2. Inspect the covers (505) for the following conditions:

* Scoring or damage to the gasket surfaces

* Ventilation system passages for restrictions

* Threaded bolt holes for damage or debris

* Leakage at the oil cap seal (450)