Dive into the world of Lego engineering with this air-powered RC truck, built using a pneumatic engine that runs on compressed air! From the engine and freewheel system to the gearbox and controls ...

In this case, it's a Lego Technic kit of the Mack Anthem semi-truck. It's a particularly realistic-looking model, capturing the real truck's blocky exterior to a T, especially the bold vertical ...