Piston - Diameter
- Measure the piston diameter 90 degrees from the piston pin and 42 mm down from the top of the piston at the point indicated. For additional information, refer to GENERAL SPECIFICATIONS
for Expedition or GENERAL SPECIFICATIONS
for Navigator.
.
- If out of specification, install new components as necessary. For the procedure, refer to ENGINE - 4.6L AND 5.4L (2V) for Expedition or ENGINE 5.4L (4V) for Navigator. .