Ignite your curiosity for this innovative cutting-edge Stirling engine kit! This impressive vertical metal motor runs on an high-performance alcohol burner, providing a fascinating demonstration of thermodynamics in https://e-bikeaccessories.com/product/5-cylinder-radial-engine-model-kit-that-works-build-your-own-radial-engine-teching-1-6-full-metal-radial-engine-model-kit-250pcs/