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General Procedures: Valve-Inspection

  1. Inspect the following valve areas:
    1. the end of the stem for grooves or scoring
    2. the valve face and the edge for pits, grooves or scores
    3. the valve head for signs of burning, erosion, warpage and cracking
    4. the valve margin for wear
      Fig 1: Inspecting Valve Areas
      G03421313Courtesy of FORD MOTOR CO.
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