Mariner 2WD L4-2.5L Hybrid (2010)
Valve Seat: Service and Repair
Valve and Seat Refacing Measurements
Valve Seat Inspection
Valve and Seat Refacing Measurements
NOTE: Refer to the appropriate Engine for the specification.
NOTE: After grinding valves or valve seats, check valve clearance.
1. Check the valve head and seat.
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Check valve angles.
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Check margin width.
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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.
