I modified a Japanese prototype Micro Ace 4-6-2 to build a Ten Wheeler. Machima motor mounted in an old Atlas tender. RC fuel tubing used for drive shaft. Flywheel is made of lead. All wheels on tender pick up are through the stock Micro Ace trucks. Bachmann 2-8-0 boiler shell packed with paste made of Tungsten powder and white glue. Kato Mikado pilot and Gold Metal model pilot steps.