350z enthusiast model....# 6 oil in spark plug well

2003 NISSAN 350Z
81,000 MILES
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RT11QB
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replacing spark plugs but number 6 had oil inside spark plug well. all others were OK.. Do i have to replace spark plug well gasket and valve cover casket? approximate cost for mechanic to do this? Is this a do it yourself project
Sep 14, 2013 at 3:10 PM
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JACOBANDNICKOLAS
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you need to replace the gaskets. Yes, you can do it yourself if you have some mechanical ability. If you have it done by a mechanic, figure 50.00 in parts and about 2 hours to replace it.
Sep 14, 2013 at 6:20 PM