Retrol Engine HM-01 7cc 4-Stroke Horizontal Engine Model Kit for Adults

This brand new H&M engine model, designated as "HM-01," was created and designed by the RETROL team over the course of 4 months. Carefully selected high-quality materials and exquisite craftsmanship have been adopted to assure the engine's dependability and longevity. All assembly surfaces are CNC precision processed, and the crankshaft is made of high-carbon steel and hardened. This is not only a playable engine model but also a highly collectible mechanical artwork.

Specifications: - Material: Metal - Brand: RETROL ENGINE - Form: KIT Version/ RTR Version - Displacement: 7CC - Cylinder: Horizontal Single Cylinder - Stroke: Four-stroke - Cylinder Diameter: 20mm - Stroke: 22mm - Cooling Method: Evaporative Water-cooling - Lubrication Method: Mixed Oil + Oil Cup Lubrication - Startup Method: Manual Startup - Ignition Method: CDI Ignition System - Spark Plug Type: 1/4-32 Thread ME8 Spark Plug - Fuel: Gasoline 92 or Above - Lubricant: 4-stroke Engine Oil (Mixed with Gasoline at a ratio of 1:25) - Product Weight: 1800g - Package Weight: 2000g - Product Dimensions: 17 x 13 x 13cm - Package Dimensions: 20 x 20 x 20cm - Packing: Box - Ages: 14+ - Package Including: Engine Set 1, Instructions 1

Exquisite Manufacturing Process: This precision-made engine model is crafted from high-grade metal materials to ensure quality and accuracy. Each component is meticulously processed and integrated, resulting in an extremely realistic and appealing toy.

Elegant Details: The well-crafted model is painted red to represent the appearance of an ancient agricultural machine, with genuine sound and movement that convey a retro and classic appeal, creating a lasting impression on the viewer.

Easy to Display and Operate: Featuring a simple and easy-to-understand operation and display method, allowing you to easily control its operation by manually starting and stopping the engine or to display in any location, such as a desk or display cabinet.

Realistic Principle: This engine model serves as a great tool for education and learning to understand the working principle and mechanical principles of the Hit-and-Miss engine. You can observe it ignite the fuel and produce a unique sound and movement when starting.

Handsome Gift: Suitable for mechanical enthusiasts, collectors, and anyone interested in mechanical principles as a decorative item and a valuable collectible. Ideal for an unforgettable gift for stationary engine model collectors.

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