BMW: heat is goot!

[goof2]

Originally Posted by pauldun170

I don't think they just seal it off. I believe they said that they have flaps that open and close based on whether the engine is running or not.

Sealing off the bay and actually controlling airflow through the engine bay should result in more efficient cooling vs traditional methods.

You may be right, but I find it hard to believe that an engine surrounded by heat retaining insulation with some flaps that open for airflow results in an improvement. I guess we will see how effective the system is if or when it is introduced.