Cylinder Head: Disassembly
WARNING: This page is about a different variant/trim than selected.
NOTE:
During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan can cause engine failure.
NOTE:
If the components are to be reinstalled, mark the location of the components removed, they must be installed in the same location.
- Refer to: Exhaust Manifold Cleaning and Inspection .
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NOTE: Only use hand tools when removing or installing the spark plugs, or damage can occur to the cylinder head or spark plug.NOTE: Use compressed air to remove any foreign material in the spark plug well before removing the spark plugs.
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NOTE: Use a small screwdriver and multi-purpose grease to remove the valve collets.
Use Special Service Tool: 303-300 (T87C-6565-A) Set, Valve Spring Compressor, 303-350 (T89P-6565-A) Compressor, Valve Spring, 303-472 (T94P-6565-AH) Adapter, Valve Spring Compressor, 303-1249 Valve Spring Compressor.
Material: Motorcraft® Multi-Purpose Grease Spray / XL-5-A (ESB-M1C93-B)
- Install new parts, as necessary.
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NOTE: Use valve stem seal pliers (such as BeTooll HW0107 or equivalent).
- Use commercially available valve stem seal pliers to remove the valve stem seal.
- Discard the valve stem seal.
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NOTE: Note the location of the valves if they are to be reused.
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NOTE: Install new parts, as necessary.
- The end of the stem for grooves or scoring.
- The valve face and the edge for pits, grooves or scores.
- The valve head for signs of burning, erosion, warpage and cracking.
- The valve margin for wear.