RAM 2500 Van V8-5.9L VIN Z (1997)
Lifter / Lash Adjuster: Service and Repair
Removal and Installation
REMOVAL
1. Remove the air cleaner.
2. Remove cylinder head cover.
3. Remove rocker assembly and push rods. Identify push rods to ensure installation in original locations.
4. Remove intake manifold.
5. Remove yoke retainer and aligning yokes.
6. Slide Hydraulic Tappet Remover/Installer Tool C-4129-A, or equivalent through opening in cylinder head and seat tool firmly in the head of
tappet.
7. Pull tappet out of bore with a twisting motion. If all tappets are to be removed, identify tappets to ensure installation in original location.
8. If the tappet or bore in cylinder block is scored, scuffed, or shows signs of sticking, ream the bore to next oversize. Replace with oversize tappet.
INSTALLATION
1. Lubricate tappets.
2. Install tappets and push rods in their original positions. Ensure that the oil feed hole in the side of the tappet body faces up (away from the
crankshaft).
3. Install aligning yokes with ARROW toward camshaft.
4. Install yoke retainer. Tighten the bolts to 23 Nm (200 inch lbs.) torque. Install intake manifold.
5. Install push rods in original positions.
6. Install rocker arms.
7. Install cylinder head cover.
8. Start and operate engine. Warm up to normal operating temperature.
CAUTION: To prevent damage to valve mechanism, engine must not be run above fast idle until all hydraulic tappets have filled with oil and
have become quiet.
