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Home >> Ford >> 2002 >> Crown Victoria Base, 4.6 W >> Repair and Diagnosis >> General Information >> Engine >> 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.
    Fig 1: Measuring Valve Seat Width
    G01941832Courtesy of FORD MOTOR CO.
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