Valve - Guide Inner Diameter
- Measure the inner diameter of the valve guides in 2 directions where indicated. For 2.0L Zetec engine procedure see appropriate section in ENGINE - 2.0L ZETEC . For 3.0L (4V) engine procedure see appropriate section in ENGINE - 3.0L (4V) .
- If the valve guide is not within specifications, ream the valve guide and install a valve with an oversize stem or remove the valve guide and install a new valve guide.