the PowerMd Semto Engine ST-NF2, Engine Model Kit That Works, DIY Engine Kit, Mini Engine Build Kit, Double-Cylinder Four-Stroke Nitro Engine, Educational Science Kits for Adults - Silver

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the PowerMd Semto Engine ST-NF2, Engine Model Kit Features

• 【High Simulation】The exquisite engine is made of aluminum alloy CNC machining and oxidation coloring. The model engine has a realistic appearance. The exquisite engine has a detailed surface, compact structure and lightweight body. The red sports elements are thunderous and closer to the real engine.

• 【Dual Timing Belt】New signal carburetor, enjoy easier adjustment and more sensitive throttle response. The engine kit has a timing structure with dual synchronous pulleys, which greatly reduces the risk of tooth skipping during high-speed operation. The short rocker arm enables more accurate valve switching operation.

• 【Electric Start】The mini engine build kit adopts an asynchronous crankshaft structure with strong power and a maximum speed of 16,000 rpm. Equipped with a high-torque 480 brushed DC motor, starting is more convenient and smooth. It will amaze those around you.

• 【Wide Application】The nitro engine is perfectly integrated with the gearbox, has excellent compatibility and good upgrade guarantee. You can learn about the internal structure and mechanical working principles of the engine through the desktop engine model, while enjoying the fun of DIY assembly. The STEM hobby Toy is also a stunning piece of mechanical art, an ideal gift for mechanical engine enthusiasts, and an excellent teaching aid for demonstration teaching in physics and machinery courses.

• 【Note】This air-cooled L2 engine motor model needs to be assembled by yourself. The engine motor model does not include a starting device. To start it, you need to purchase a "Starting ignition device". If you have any questions about the product, please contact us in time.

About The PowerMd Semto Engine ST-NF2, Engine Model Kit

Specifications: .Material: Metal .Engine Type: Nitro Interal Combustion Engine Model .Valve Mechanism: SOHC .Displacement: 7 (3.5*2)cc .Cylinder: Inline Double-cylinder .Stroke: Four Stroke .Cyilinder Diameter: 0.65 in .Stroke: 0.67 in .Speed: 4000-16000rpm .Power: 0.6ps .Cooling Mode: Air Cooling .Lubrication Mode: Mixed Oil Lubrication (add grease) .Starting Mode: Electric .Ignition Mode: Ignition Modules (Not Included) .Type of Electric Plug: F-type Four-stroke Electric Plug (Not Included) .Starting Voltage: 7.4V 2S Li battery (Not Included) .Fuel Type: 20-25% Nitro Fuel .Product Dimensions: 4.4 x 3.5 x 3.6 in .Package Dimensions: 5.7 x 4.3 x 4.4 in .Product Weight: 1.17 lb .Package Weight: 1.76 lb .Packing: Graphic Carton