FixVault

Valve-Guide Inner Diameter

  1. Measure the inner diameter of the valve guides in two directions where indicated.
    • See SPECIFICATIONS .
      Fig 1: Measuring Valve Guide Diameter
      G01312746Courtesy 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.