TOYAN FS-L400BGC L4 Inline 4-Cylinder Running Engine Kit – 4-Stroke, Integrated Crankshaft, Sports Gold Design. Physics Science Set for Teens & Adults (Kit Version)

The TOYAN FS-L400BGC L4 Inline Four-Cylinder Engine Model Kit offers an engaging and educational building experience for teens and adults interested in mechanical engineering and model assembly. Designed as a functional engine that runs, this kit combines precision engineering with hands-on assembly to provide a deep understanding of four-cylinder engine structure and mechanical principles. Each component is precision-manufactured to ensure a smooth assembly process when following the included instructions, making it suitable for both beginners and experienced hobbyists. At the heart of this engine is an integrated crankshaft with a 90-degree phased structure, which enables smoother operation and responsive throttle performance with a maximum speed of 13,500 rpm. The upgraded valve manufacturing process further enhances reliability, extending the engine’s lifespan by 3.5 times for long-term enjoyment. Finished in a sports-inspired gold design, the model delivers a highly realistic aesthetic that complements its mechanical sophistication. With compact dimensions of 16.35 x 5.05 x 10 cm, this engine model is versatile in its applications. It serves as an impressive desktop display piece, a functional component for RC model modifications, or a premium gift for holidays and special occasions. For optimal results, users are encouraged to follow the assembly instructions carefully to avoid mishandling. The TOYAN FS-L400BGC offers a rewarding combination of education, performance, and craftsmanship for engine enthusiasts and collectors alike.

• 【Fun L4 Engine DIY Assembly】This kit features precision-manufactured parts that assemble smoothly following the included instructions, allowing builders to gain a deep understanding of engine structure and mechanical principles through hands-on experience.
• 【Integrated 90° Phased Crankshaft】Engineered with an integrated crankshaft featuring a 90-degree phased structure, this inline four-cylinder engine delivers smoother operation, responsive performance, and a maximum speed of up to 13,500 rpm.
• 【Upgraded Valve Durability】The engine incorporates an upgraded valve manufacturing process that significantly enhances lifespan, extending durability by 3.5 times compared to conventional designs for long-term reliability.
• 【Sports-Inspired Realistic Design】Finished with a sports-inspired gold appearance, this engine model offers a highly realistic look that stands out as a display piece while maintaining authentic mechanical functionality.
• 【Versatile Creative Gift】Compact at 16.35 x 5.05 x 10 cm, this engine serves as an engaging desktop model, a compatible component for RC model modifications, or a premium holiday gift for mechanical enthusiasts and hobbyists.