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Re: Don't ruin a new (or used) engine
Posted to Technical Tips Forum on 1/15/2020 2 Replies

I have a 2003 Mazda 6, 3.0L That smokes worse than anything I've seen in recent years. Yep, disintegrated pre-cats ate the cylinders. Fairly common. I don't see the Ford Fusion 3.0L,(2006-2009), doing this. Better cats? Login to read more.

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