15cc Vertical OHV Single-cylinder Four-stroke Internal Combustion Engine Model - Physics Mechanical Crafts Experiment Educational Toys (with Base, Power Distribution Cabinet and Tank)
Features:
.Industrial Engine: The vertical OHV single-cylinder four-stroke gasoline engine with deeply industrial style is built with half-perspective window for visible internal running process, flexible cylinder head capable of opening and closing, independent lubricating system to fill 4T engine oil separately and electronic igniter equipment. .Delicate Technology: All aluminium alloy parts processed by CNC machine tool, electric pulse and line cutting, with a machining precision of 0.02mm, and the crankshaft treated with hard chrome electroplating after 40Gr quenching and tempering as well as finish turning, with a hardness of 55HRC and a precision of 0.01mm. With shrink fit, the main shafts&main shaft gears and cam&camshaft feature sturdy and durable assembly. The valve, used 40Gr quenching and tempering as well as finish turning, assembles with alloy valve pipe for wear&heat resistance. .Incredible Craft: The distinctive desktop engine model with stable&reliable structure and a sustainable use of 30mins generally, is easy to operate and friendly to beginners, allowing you to experience the unique mechanical operation charm from the engine. .Collectible Gift: This model makes an amazing addition to any collections for the fans of machines and engine models. Perfect for an interesting science educational toy and a high-end&creative gift for families and friends. .Notes: This is the high-end edition, the base, power distribution cabinet and tank are not included in the simple edition, please buy the high-end edition if needed. Please operate the machine in line with the instructions to avoid damage to the machine by improper operation. Recommended for 14+.
Specifications:
.Material: Metal .Bare Weight: 1.9kg .Displacement: 15CC .Cylinder Diameter: 25mm .Stroke: 24mm .Compression Ratio: 5/1 .Valve Mechanism: OHV (Overhead Valve) .RPM Range: 800-5000rpm .Lubrication Method: Wet Sump/Splash Lubrication .Lubricating Oil Type: 5W40（4T） .Lubricating Oil Filling Capacity: 25mL on Open Cylinder Head/35mL on Enclosed Cylinder Head .Cooled Mode: Air-cooled .Starting Mode: Manual Pull (Rope) .Ignition method: CDI Electronic lgnition .Starting Voltage: Approx 6V (Without Battery) .Product Dimensions: 21 x 12 x 27cm .Product Weight: 2200g .Package Dimensions: 25 x 15 x 32cm .Package Weight: 2500g .Packing: Box
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