Aircraft Hot Air Engine Power Generator $67.99 View Product Categories: Hobby, Stirlingkit Description Description Aircraft Hot Air Engine Power Generator Engine Innovative Stirling Engine Science Toys Related products Hobby, StirlingkitLow Temperature Engine Kit Big Flywheel Engine Model $72.71 Hobby, StirlingkitFour Stroke Gasoline Engine Model Kit FS-S100G $526.99 Hobby, StirlingkitSingle Cylinder Car Model Kit External Combustion Stirling Engine Model Toy $70.99 Hobby, StirlingkitEngine Motor Kit Low Temperature Golden Stirling Engine Model $49.07