Quote:
Originally Posted by Daox
Yes. The issue is with oil coking (overheating) inside the turbo when there is no fresh oil supply. That is why you would add a small pump just to keep oil flowing when the engine is off.
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That's pretty damned interesting. So I did a little more googling and some searching here at EM and found two interesting links:
Here is an academic discussion of the benefits and methods:
Oil Coking Prevention Using Electric Water Pump for Turbo-Charge Spark-Ignition Engines
And this from our own jedi_sol who says his STi has a water cooled turbo and no fear of coking:
http://ecomodder.com/forum/showthrea...tml#post454019
It seems the Cruze's turbo is already water-cooled at least in part. Lots of modding possibilities for EOC, then. That's kinda cool to know.