Valve Guide Inner Diameter
WARNING: This page is about a different car, the 2004 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
- Measure the inner diameter of the valve guides in two directions where indicated.
- Refer to ENGINE - 3.0L (4V) or ENGINE - 3.9L for the procedure.
- If the valve guide is not within specifications, install a new cylinder head assembly.