Explorer Sport Trac 2WD V6-4.0L VIN K (2007)
Valve Seat: Service and Repair
Valve Seat Inspection
Valve Seat Inspection
Valve and Seat Refacing Measurements
CAUTION: After grinding valves or valve seats, check valve clearance.
1. Check the valve head and seat.
^
Check valve angles.
^
Check margin width.
^
Be sure margin width is within specification.
2. Inspect for abnormalities on the valve face and seat.
