Continental V8-4.6L DOHC VIN V (1998)
Valve: Testing and Inspection
Inspection
1. Inspect the following valve areas:
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The end of the stem for grooves or scoring (A).
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The valve face and the edge for pits, grooves or scores (B).
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The valve head for signs of burning, erosion, warpage and cracking. Minor pits, grooves and other abrasions may be removed (C).
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The valve head minimum thickness wear (D).
2. If it is out of specification, replace as necessary.