The racing line tries to widen every curve. You go into the turn on the outside, right over to the inside at the apex, and come out of the corner on the outside

The racing line tries to widen every curve. You go into the turn on the outside, right over to the inside at the apex, and come out of the corner on the outside again. Try and just clip the edging on entry, apex and exit. You've driven a much shallower turn than the road, so can take it faster. :)