(...) Put some wheeled supports in the middle of the circle. That's assuming the height of track + motor is equal to the height of wheels + some number of bricks. Steve (25 years ago, 26-May-99, to lugnet.trains)
(...) Or a technic turntable?? (...) It presumably can be fudged a little, we're talking about a big span here. (25 years ago, 26-May-99, to lugnet.trains)