Quote Originally Posted by Diapositivo View Post
Isn't that common to any engine? It's called "breaking". The first oil change is after 1000 km on most engines as far as I know. The parts will have to "couple" and that will mean they will wear until they fit to each other.
Correct - "breaking in" or "running in". The particles come mainly from the cylinder walls as the rings seat.
A magnetic drainplug is valuable on any engine, new or not. I put magnetic plugs in anything which has a plug, engines, transmissions, differentials, and they all collect a bit of swarf.