RCARTOYRTR Gas Engine Model Kit, 1.9CC Mini Atkinson Differential Opposed Piston 4-Stroke Internal Combustion Engine Model, Education Model Toy Kits for Adults

Unique Atkinson Cycle Engine Design - This Gas Engine Model Kit features a rare opposed piston configuration that demonstrates the innovative Atkinson thermodynamic cycle in a compact 15x12x10cm form factor Complete DIY Assembly Project - Includes all precision components and detailed paper instructions for an engaging 3-4 hour building experience perfect for adult hobbyists Functional 4-Stroke Internal Combustion Engine Model - Watch real combustion principles in action with this fully operational miniature engine that runs on gasoline (fuel not included) Educational STEM Toy - Excellent for demonstrating mechanical engineering principles, combustion cycles, and alternative engine designs in classrooms or workshops Premium Gift for Tech Enthusiasts - Beautifully packaged as an ideal birthday or Christmas present for engineers, mechanics, and technology collectors, Manufacturer: RCARTOYRTR