SpeedRacer1 wrote:Did you add any new parts to it? If not then there is no need for a break in period, if stuff is going bad, it will do it sooner than later. Though if you’re a cautious person like most of us here, 200-300 is safe. New clutches are about 300, new turbos are about 500-1000. I broke my SR in for about 30 miles :P