1.9CC Horizontal Single-Cylinder Gasoline Engine Model - 4-Stroke Internal Combustion, Ready-to-Run with Wood Base, Collector's Display Gift

🏎️ [Vintage Three-Wheeler Design] This horizontal single-cylinder engine model replicates early automotive prototypes with a large 10cm flywheel and authentic mechanical operation, showcasing classic engine architecture. ⚙️ [Precision Metal Construction] Crafted from brass and stainless steel with bamboo base (15×11cm). Features precision-cast components that demonstrate real four-stroke combustion principles when operating. 🔥 [Ready-to-Run Functionality] Simple startup with 95# gasoline and 4.5V batteries (not included). Includes manual/external wheel start options - watch pistons and valves work in real-time. 🎁 [Collector's Showpiece] Perfect desktop display for offices or workshops. Makes an exceptional gift for automotive historians, engineers, and mechanical model enthusiasts. 🔧 [Educational Mechanical Model] Demonstrates fundamental engine operation with adjustable carburetor. Ideal for STEM learning and understanding early internal combustion technology.