Originally Posted by Ynot

Over 10 years ago, when I picked up my Mercedes in Sindelfingen Germany. I did the factory tour, one of the tour guide said, they randomly pick a Mercedes right off the assembly line and take it to test on the track. I asked, "You are not worried about breaking in properly." He gave me a smile and said, "No, you can follow the proper rules if you wished but it's not necessary, you must be from America?" Everyone laughed, he also said, "You have 4 years and 50,000 miles if anything breaks so you shouldn't be worry about it." Makes me think if modern engines do need a break in procedure.

Originally Posted by Dr. Ferdinand

Similar experience when I picked up my 1M from BMW 5 years ago through Euro Delivery. My delivery agent hinted break-in is much of an American concern and his general recommendation was to be mindful of red line for the first 500km (not miles), during which exercise the engine through most of the band, shift often and subject it to various regimes and loads (i.e. not 500km worth of cruise control, etc.). I think with modern engines break-in is a very different animal compared to the ol' times

Originally Posted by waizone

Sweet photos. Where they taken out at Thermals in the So Cal desert?