Left

Valve Lifter Replacement- Left

Removal Procedure





1. Remove the left valve rocker arms.
2. Remove the Stationary Hydraulic Lash Adjusters (SHLA) from the bores.
3. Clean and inspect the valve lifters.

Installation Procedure

Important: Do not stroke/cycle the stationary hydraulic lash adjuster plunger without oil in the lower pressure chamber.





1. Fill the Stationary Hydraulic Lash Adjuster (SHLA) with clean engine oil GM P/N 12378006 or equivalent. Take precautions to prevent scratching the pivot sphere area (1) of the SHLA.





2. Install the new SHLA's into the bores.
3. Install the left valve rocker arms.