caption: The image shows a close up of a small engine on a white surface. It is a machine with a cylindrical shape and a handle on the side. The engine is composed of several components, including a cylinder head, a spool of thread, and several gears. The cylinder head is connected to the spool by a series of wires, and the gears are arranged in a circular pattern around the cylinder head. The machine is painted a light blue color and has a few scratches and dents on its surface.