Valve - Stem Diameter

WARNING: This page is about a different car, the 2004 Ford RV Cutaway, 2004 Ford Econoline, and 2004 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

Measure the diameter of each intake and exhaust valve stem at the points shown. Verify the diameter is within specification.
- Refer to the appropriate ENGINE MECHANICAL article for the procedure.
- If out of specification, install new components as necessary. Refer to the appropriate ENGINE MECHANICAL article for the procedure.
Fig 1: Measuring Valve - Stem Diameter Using Special Tool
Courtesy of FORD MOTOR CO.