Century V6-3100 3.1L VIN M SFI (1998)
Lifter / Lash Adjuster: Service and Repair
REMOVAL PROCEDURE
1. Remove the left (front) valve rocker arm cover.
2. Remove the right (rear) valve rocker arm cover.
3. Remove the upper intake manifold.
4. Remove the lower intake manifold.
5. Remove the valve rocker arms and pushrods.
6. Remove the lifter guide bolts.
7. Remove the valve lifter guide(s).
8. Remove the valve lifter(s).
9. Clean all gasket surfaces with degreaser.
10. Clean the valve train parts.
11. Inspect the valve lifters and the cam lobes for wear.
INSTALLATION PROCEDURE
1. Coat the lifters with prelube GM P/N 1052365 or equivalent.
2. Install the lifters to the same location from which they were removed.
3. Install the lifter guide.
4. Install the lifter guide bolts.
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Tighten the lifter guide bolts to 10 Nm (89 inch lbs.).
Notice: Refer to Fastener Notice in Service Precautions.
5. Install the valve rocker arms and pushrods.
6. Install the lower intake manifold.
7. Install the upper intake manifold.
8. Install the right (rear) valve rocker arm cover.
9. Install the left (front) valve rocker arm cover.