Mould King Aircraft Engine Building Blocks Set - Mini Radial Aviation Engine Model Kit with Motor 7-Cylinder Engine Engineering Building Kits DIY STEM Construction Toys for Adults (1147 PCS)

- 【Functional Aircraft Engine Model】Build a dual-row 7-cylinder radial aircraft engine that runs with authentic mechanical design ? Features 14 interconnected pistons, dual-row cylinder banks, and a rotating crankshaft. - 【Adjustable Motorized System】Features a button-controlled battery box and motor for simulated motion, rotate the propeller to activate the engine making this adult engine model kits truly interactive. - 【STEM Learning Meets Endless Fun】Ideal for both play and education, this building kit fosters spatial reasoning, problem-solving, and creativity. Whether for exploring STEM toys or seeking a display-worthy model engine, it’s a perfect blend of learning and entertainment. - 【Easy to Assemble】Made of high-quality ABS plastic with a colorful step-by-step instruction booklet and numbered pouch. And the finished product is sturdy and easy to attach, compatible with mainstream building blocks. Making it easy for everyone to understand and assemble. - 【Premium Aviation Model】This Mould King engine compatible aircraft set features authentic mechanics create a museum-quality aviation model for adult collectors & aviation enthusiasts. A premium gift for Father’s Day, birthdays & aviation lovers.

Product description

A high-quality model kit crafted for aviation buffs and brick collectors

With movable pistons, gears, and cooling hoses ? a precision aviation engine replica