Successful dress rehearsal for Porsche at the Circuit de la Sarthe in Le Mans, France: this weekend was the only opportunity to test the 919 Hybrid and 911 RSR on the 13.629 kilometre long track prior to the 24 Hours of Le Mans. The result: Brendon Hartley set the fastest overall lap time in the red 919 Hybrid #17. See the best pictures of the official pre-test.