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Home >> Lincoln >> 2003 >> Aviator AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine System-General Information >> General Procedures >> Valve Seat Width

Valve Seat Width

  1. Measure the valve seat width. If necessary, grind the valve seat to specification.
    • Measure the intake valve seat width.
    • Measure the exhaust valve seat width.
    • Recheck the valve spring installed length after the seats have been ground, and shim the valve springs as necessary to achieve the correct installed spring length.
    • Refer to ENGINE for the procedure.
      Fig 1: Measuring Valve Seat Width
      G03446487Courtesy of FORD MOTOR CO.
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