Vacuum Motor Model Kit $62.99 View Product Categories: Hobby, Stirlingkit Description Description Stirling Engine Model Vacuum Motor Model Kit Engine Educational Toys Related products Hobby, StirlingkitMini Horizontal Type External Combustion Engine Model $29.99 Hobby, StirlingkitV-Shape Engine Scientific Experiments Model Education Toy $69.99 Hobby, StirlingkitSingle Cylinder Car Model Kit External Combustion Stirling Engine Model Toy $70.99 Hobby, StirlingkitFan Blade High Speed Hoyer Electric Unicoil Motor Physical Experiment Engine Model Kit $90.89