Hot Air Motor Generator Model Experiment Kit $36.99 View Product Categories: Hobby, Stirlingkit Description Description Stirling Engine Kit Hot Air Motor Generator Model DIY Physics Science Experiment Kit Related products Hobby, StirlingkitWater Cooled Four Stroke Methanol Model Engine FS-S100 $726.99 Hobby, StirlingkitV-Shape Engine Scientific Experiments Model Education Toy $69.99 Hobby, StirlingkitFour Stroke Methanol Engine Model Kit FS-S100 $257.99 Hobby, StirlingkitHot Echo Type Engine Model Double Cylinder Quartz Heating Tube Engine Kit $46.99