STEM Stemnex Inline 6 Model Engine 39113

The STEMnex Inline 6 Model Engine (Model 39113) is an engaging educational kit designed to introduce users to the mechanics of internal combustion engines. This hands-on model allows enthusiasts to assemble a transparent, working inline 6-cylinder engine, providing a clear view of its moving parts and operations. Ideal for learners aged 12 and above, it serves as an excellent tool for understanding the 4-stroke cycle and the fundamentals of engine mechanics. The kit includes over 270 components, a detailed instruction manual, and requires 3 AA batteries (not included) to power the engine's motion and sound effects.