plplaaoo 4 Cylinder Engine Kit All Metal DIY Assembled Model Electric Four Cylinder Engine Mechanical Car Toys for Kids Adults Collectors Aluminum Alloy Stainless Steel 158.5x182x117mm

Price: $508.70
(as of Jan 28, 2026 13:20:28 UTC – Details)


[PREMIUM METAL CONSTRUCTION] Crafted from high-quality aluminum alloy and stainless steel, this 4 Cylinder Engine Kit features CNC precision machining for durability and a realistic finish. The oxidation color adds a collectible appeal, while the classic structure and clear transmission process make it a standout display piece for enthusiasts and educators alike.
[INSPIRED BY INDUSTRIAL HISTORY] Drawing from iconic milestones in human industrial science, this engine model is a scaled-down replica of a classic four-stroke engine. Its reversible design and meticulous detailing pay homage to groundbreaking inventions, making it both an educational tool and a conversation starter for history buffs and tech lovers.
[HANDS-ON DIY EXPERIENCE] With over 300 exquisitely polished parts, this kit offers a rewarding assembly challenge. Upgrade or modify the power system using the included components or your own DIY additions. The process mirrors professional assembly line techniques, providing an immersive and educational experience for hobbyists and aspiring engineers.
[FULLY FUNCTIONAL PROTOTYPE] This model replicates the core mechanics of a real four-cylinder engine, complete with moving pistons, valves, and a timing chain. Powered by a 450mAh lithium battery, it delivers 30+ minutes of runtime, vividly demonstrating engine principles in action—perfect for STEM learning or satisfying curiosity about automotive technology.
[ENGAGING ASSEMBLY PROCESS] Designed for ages 10+, the 4-hour assembly journey includes a detailed manual, tools, and precisely labeled components. The near-professional build complexity offers both fun and challenge, while the 158.5x182x117mm finished model becomes a prized display piece or customizable base for further mechanical experiments.