16 Cylinder Upgraded Hot Air Stirling Engine Model Quartz Glass Creative Motor Engine Generator Shipping Notice: this model will be sent after March 5th, 2021 because of the lack of materials.  Description:Brand: STARPOWER  Name :External Combustion Engine —Quartz (Glass) Tube ..

Product details Presenting the fantastic Hit and Miss Engine Blind Box set—a veritable treasure for collectors! Prepare yourself for a great trip into the world of classic mechanical wonders, including not one but two intriguing hit-and-miss engines. Additionally, thanks to this fantastic offer, yo..