Express 1/2 Ton Van V8-305 5.0L VIN M SFI (1998)
7. A stuck valve lifter can be removed using the J 3049-A
8. Inspect the valve lifter. Refer to Valve Lifters and Guides Clean and Inspect under Engine Unit Repair.
INSTALLATION PROCEDURE
1. Install the valve lifters one at a time.
IMPORTANT:
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When new valve lifters or a new camshaft is installed, change the engine oil and the oil filter.
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Add Engine Oil Supplement GM P/N 1051396 or the equivalent to the engine oil.
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Replace all the valve lifters when a new camshaft is installed.
2. Install the guides and the valve lifter retainer.
Refer to Valve Lifter Installation under Engine Unit Repair.
IMPORTANT: If installing used lifters, make sure they are in their original locations.
3. Install the push rods. Refer to Valve Rocker Arm and Push Rod Installation under Engine Unit Repair.
4. Install the intake manifold.
