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Cylinder Head: Inspection

  1. Inspect cylinder head for warpage at cylinder block and manifold areas. Resurface cylinder head if warpage exists on head or manifold surfaces. Replace cylinder head if warpage exceeds specification. See CYLINDER HEAD  table under ENGINE SPECIFICATIONS. Inspect cylinder head for cracks, especially in area between valve seats and inside exhaust ports. Check head surface for corrosion and porosity.
    CAUTION: DO NOT weld cylinder head to repair. Replace cylinder head.
  2. Ensure cylinder head height is within specification. See CYLINDER HEAD  table under ENGINE SPECIFICATIONS. Inspect cylinder block head surface warpage. Resurface cylinder block if warpage exists. Replace cylinder block if warpage exceeds specification. See CYLINDER BLOCK  table under ENGINE SPECIFICATIONS.
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