Ford Focus Service Manual: Valve Seat Inspection
Valve and Seat Refacing Measurements
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
After grinding valves or valve seats, check valve clearance.
- Check the valve head and seat.
- Check valve angles.
- Check margin width.
- Be sure margin width is within specification.
- Inspect for abnormalities on the valve face and seat. Install a new cylinder head assembly if abnormalities are found.
Valve Seals
Special Tool(s)
Compressor, Valve Spring
303-300 (T87C-6565-A)
Compressor, Valve Spring
303-350 (T89P-6565-A)
Compressor, Val ...
Valve Seat Runout
NOTE: Refer to the appropriate Section 303-01 for the specification.
Use a valve seat runout gauge to check valve seat runout.
...
More about Ford Focus:
Ford Focus Piston Ring-to-Groove Clearance
Special Tool(s)
Feeler Gauge Set
303-D027 (D81L-4201-A) or equivalent
NOTE: Refer to the appropriate Section 303-01 for the specification.
Inspect the piston for ring land damage or accelerated wear.
Using the Feeler Gauge Set, measure the piston ...
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