cswindel
Proven Member
- 127
- 216
- Jan 13, 2023
-
Georgia
I've attached pictures of the manifold but yeah that makes sense. I guess I'm just trying to do as much preventative stuff/cleaning as I possibly can. I'm too particular for my own good but with all that you said I suppose that with where it is currently at, the manifold can be installed. Just trying to do everything I possibly can to make this rebuild as smooth/reliable as I can but I'm probably at the point of diminishing returns.Well at any time you can have a piece of carbon release from anywhere in the combustion chamber, behind the exhaust valves, or from the manifold itself. You have zero control over when something might release, so you're peppering the turbine wheel quite constantly with chunks of carbon. Unavoidable. For those on pump gas, the amount of "engine cleaning detergents" also increases the buildup.
Cleaning the manifold and exhaust ports isn't a bad idea when you can, but it's mainly to restore the original volume. If something hit the turbine blade and caused damage, it had to have enough mass to do so, and carbon flakes ain't it.
Side conversation: Direct injection engines have this problem constantly on the intake side because there's no port injection cleaning the valves. Some cars actually require the IM be removed and the intake ports manually cleaned. There's another way around that sometimes, and it's the 'italian tuneup', but I can only imagine what my CX5's intake ports look like now that i've got 100k+ km (>60k mi) on it.
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