Valve and Seat Refacing Measurements

WARNING: This page is about a different car, the 2003 Mercury Sable and 2003 Ford Taurus. 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.

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: Measuring Of Valve Head And Seat
Courtesy of FORD MOTOR CO.
Inspect for abnormalities on the valve face and seat.