[AlpsRider]

Originally Posted by Karmic Man

Some tips from the experts

http://blog.jepistons.com/how-to-break-in-an-engine

That article seems to be aimed at a shop built engine. I think that engines in new cars including BMW go through a preliminary break-in process. I remember helping a friend rebuild a Ford 289 V8. Now that is a totally different type of break-in. That thing was incredibly tight on the first startup.