Valve Lifter Installation RPO LY2/LY6/L9H

Note: 

•	When using the valve lifters again, install the lifters to their original locations.

•	If camshaft replacement is required, the valve lifters must also be replaced.

1. Lubricate the valve lifters (209) and engine block valve lifter bores with clean engine oil.
2. Insert the valve lifters into the lifter guides (210).

Align the flat area on the top of the lifter with the flat area in the lifter guide bore. Push the lifter completely into the guide bore.




3. Install the valve lifters and guide assembly (210) to the engine block.

Caution: Refer to Fastener Caution in the Preface section.

4. Install the valve lifter guide bolts (211) and tighten to 12 N·m (106 lb in).

Valve Lifter Installation RPO LH6/LMG/LY5/LC9/L76

Note: 

•	When using the valve lifters again, install the lifters to their original locations.

•	If camshaft replacement is required, the valve lifters must also be replaced.

•	Each of the 4 valve guide assemblies will contain 2 active fuel management valve lifters and 2 non-active fuel management valve lifters.

•	With the lifters and guides properly installed, cylinders 1, 4, 6, and 7 lifter bores will each contain 2 active fuel management valve lifters.

1. Lubricate the valve lifters (209, 219) and engine block valve lifter bores with clean engine oil.



2. Insert the valve lifters into the lifter guides.

•	Align the flat area (3) on the top of the non-active fuel management lifter with the flat area in the lifter guide bore. Push the lifter completely into the guide bore.

•	The active fuel management lifters (4) are to be installed into the guide, with the notch in the guide (1) aligned with the raised area (2) of the lifter.




3. Install the valve lifters and guide assembly (210) to the engine block.

Caution: Refer to Fastener Caution in the Preface section.

4. Install the valve lifter guide bolts (211) and tighten to 12 N·m (106 lb in).