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Valve Seat Inspection
Valve Seat Inspection
Valve and Seat Refacing Measurements
NOTE: Refer to the appropriate engine data for the specification.
NOTE: 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. Install a new cylinder head assembly if abnormalities are found.