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Home >> Ford >> 2013 >> Explorer Police Interceptor, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine System - General Information >> General Procedures >> Valve Seat Inspection >> General Procedure

General Procedure

NOTE: Refer to General Specifications in the appropriate engine service information for the specification.
NOTE: After grinding valves or valve seats, always check valve clearance.
  1. Check the valve head and seat.
    • Check valve angles.
    • Check margin width.
    • Be sure margin width is within specification.
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  2. Inspect for abnormalities on the valve face and seat. Install a new cylinder head assembly if abnormalities are found.