Oil leak at Spark Plug Tube on Honda Civic

An oil leak at the spark plug area (spark plug tubes) can be caused by a failing valve cover sealing rubber and/or camshaft holder o-ring. The sealing rubber and o-ring will need to be replaced to address this issue.

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Average mileage: 151,750 (110,000–200,000)
Engines affected: 1.5L 4 Cylinder, 1.6L 4 Cylinder
3 model years affected: 1990, 1991, 1995
8 people reported this problem
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problem details
1990 Honda Civic - 1.5L 4 Cylinder 117,000 mi,
Replaced valve cover gaskets
1990 Honda Civic - 1.5L 4 Cylinder 180,000 mi,
Same issue as as title.