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Re: 2012 Forester P0171
Posted to Technical Tips Forum on 9/25/2014 1 Reply

No, not a Subie 2.5 with a leak in the right valve cover? You would think after this many years they could seal that cover to last longer than the head gaskets.

Nice find on the soaked O2, it will be a pattern for sure on this one. Login to read more.

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