Ford Workshop Service and Repair Manuals > Econoline E450 V8-5.4L SOHC VIN L (1998) > Engine, Cooling and Exhaust | Engine | Cylinder Head Assembly | Valve, Intake/Exhaust | Component Information | Testing and Inspection | Inspection

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Valve: Testing and Inspection
Stem Diameter

1. Measure the diameter of each intake and exhaust valve stem at the points shown. Verify the diameter is within specification.

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