Car Problem Reports

Honda Civic Si Oil Leak at Spark Plug Area Due to Failing Valve Cover Sealing Rubber/Camshaft Holder O-Ring

Honda Civic Si Problem
2 Reports
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Model Years Affected: 1990, 1991


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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