The spiral with Ho Scale 243 cars 9 engines

The spiral with Ho Scale with 243 cars 9 engines. The 15 radius at the top of the spiral was tough to overcome. All radius curves from Bachman ez track to make this work. 15 18 22 26 28 33 1, 4 35 1, 2 All 9 engines that are used are old fictitious EMD Union Pacific Gp 18 s. Sold under the Bachmann name Still has the little triangle on the bottom of the diesel tank. I would bet these are an upgraded version of the AHM. The AHM version only had two pick ups on each side of each truck. These have