Visible Functional V8 Engine Assembly Model Stem Toy

Product Features:1.STEM toys material: plastic, metal;2. Color: as shown in the picture3.Exquisite appearance: transparent and visible, finished product is realistic,  Size: 11 x 9 x 9 inches (28cm X 23cm X 23cm), mechanical sense; 4.Interesting to play: contains more than 250 components, with a large number of chrome-plated and removable components, it is a big double overhead camshaft V8 engine all need to be put together by your own hands, which is almost the same as the real V8 engine, and it will bring a real assembly feeling to you an authentic assembly feel. Has motor spark plugs and ignition for realistic sound and visual effects. Requires your own 3 x 5 batteries. Refer to the full illustrated manual for details; Introduction of V8 engine: It is one of the cylinder arrangement type of internal combustion engine, generally used in middle and high end vehicles, 8 cylinders are divided into two groups of 4 each, arranged in V-shape, which is the most common engine structure in high level automobile sports. Operation value and significance: By operating this engine model, it is extremely interesting, and it can deepen the understanding of V8 engine structure and operation principle, and improve the interest in learning scientific knowledge. Its superior quality and domineering appearance also has a certain collectability. Suitable for people: 13+; Packing list: transparent visual running v8 engine assembly model *1