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Valve Guide Inner Diameter

WARNING: This page is about a different car, the 2007 Ford Pickup, 2007 Ford F550 Super Duty, 2007 Ford F450 Super Duty, and 2007 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure the inner diameter of the valve guides in 2 directions where indicated.
    • Refer to the appropriate Engine article for the procedure.
    Fig 1: Measuring Inner Diameter Of Valve Guides
    GF0005514Courtesy of FORD MOTOR CO.
  2. 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.