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Home >> Ford >> 2012 >> Explorer Limited, 3.5 8, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 179 (Engine Mechanical - 5.0L (4V)) >> Disassembly And Assembly Of Subassemblies >> Cylinder Head >> Disassembly

Cylinder Head: Disassembly

WARNING: This page is about a different car, the 2013 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
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, they must be installed in their original locations. Mark the components for installation into their original locations.
NOTE: The Boss® 302 requires Motorcraft® SAE 5W-50 Full Synthetic Motor Oil, all other 5.0L (4V) engines require Motorcraft® SAE 5W-20 Premium Synthetic Blend Motor Oil.
  1. Using the Valve Spring Compressors, remove the keys, retainer and spring.
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  2. Remove and discard the valve seal.
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  3. Remove the valve from the cylinder head.
  4. Repeat the previous steps for each of the remaining valves.
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