Mould King Racing Car Engine Model Kit 980+Pcs Motorized Mini Engine Kits That Runs Build Your Own Model Engine with Gearshift &amp Battery Building Blocks for Adults DIY Construction Engineering

- 【Realistic Racing Engine Model】Explore high-performance mechanics with this buildable racing engine kit. It features a highly detailed engine block with moving pistons, turbochargers, crankshaft, and cooling fans?perfect for display and hands-on learning.- 【Precision Design】Meticulously crafted with simulated mechanical operations, this model delivers an engaging and realistic building experience. Ideal for developing skills and inspiring creativity in engineers, car lovers, and model builders.- 【Functional & Ready to Run】Powered by an M motor and battery box (6 AAA batteries not included). Includes a visual step-by-step manual for easy assembly and real-time operation, demonstrating core mechanical principles.- 【Smooth Assembly】Made with durable ABS parts, all 980+ pieces ensure a secure fit and reliable construction. The completed model measures 7.28'L x 13.35'W x 6.14'H?a striking desktop showcase.- 【STEM Learning Gift】Designed for ages 14+, this educational model builds patience, logical thinking, spatial awareness, and hands-on skills. An excellent STEM gift for teens interested in mechanics and engineering.

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