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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 793 (Engine System - General Information - F250-F550 (Gasoline)) >> General Procedures >> Valve Seat Inspection >> Valve and Seat Refacing Measurements

Valve and Seat Refacing Measurements

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.
CAUTION: After grinding valves or valve seats, check valve clearance.
  1. Check the valve head and seat.
    • Check valve angles.
    • Check margin width.
    • Refer to the appropriate Engine article for the procedure.
    • Be sure margin width is within specification.
    Fig 1: Identifying Valve Head And Seat
    GF0000213Courtesy of FORD MOTOR CO.
  2. Inspect for abnormalities on the valve face and seat.
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