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      02-26-2013, 01:00 PM   #7
Mike@N54Tuning.com
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Quote:
Originally Posted by Autobahn335i View Post
An engine needs to be broken in because there are metal parts, pistons and the engine block, which need to "adapt" to each other. Meaning there will be a few nanometers of material get shaved off on the first few hundred miles. These metal shavings are collected in the oil which is why an oil change is often recommended after the break in period.

But theres no such thing happening with the turbos. There are no metal surfaces in contact, only the bearing and axles.
+1

Turbos are ready to rip right after install.

Mike
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