V8 Engine Building Blocks Kit with Working Motor Realistic Engine Model Kit for & Car Enthusiasts, DIY STEM Mechanic Engineering Construction(761 Pieces)

【Dynamic V8 Engine Replica】Assemble a fully functional engine model kit with moving pistons and rotating crankshaft powered by battery motor (battery box need 6 AAbattery, not include). Perfect display piece for car enthusiasts' man caves or office desks. 【Engine Function Presentatuion】 This engine model kit shows the detailed turbocharger and fine exhaust system through the blocks. The switch of the battery box has two directions, which can control the direction of gear rotation, realizing two directions of work and reproducing the real dynamics. 【Stress Relieving STEM Project】Immerse yourself in 6 8 hours of therapeutic assembly with our color coded instructions. Engine model building kit becomes accessible for first time constructors while keeping car geeks engaged. 【Smart Gift for Gearheads】 761 blocks are packed according to the steps and stored in a colorful cardboard box, the finished size of the engine build is 24*15*14cm. Ideal Christmas birthday gift for automotive engineers, mechanics, or anyone passionate about V8 engine mechanics. 【Note】 If you encounter missing parts or other problems during building process, please feel free to tell us and we will do our best to help you solve it.