The video shows a close-up view of an engine block with several pistons. The camera moves slowly across the block, giving a detailed look at the pistons and their surroundings. The engine block is made of metal and has a series of circular openings for the pistons to move in and out. The pistons are long and cylindrical, with a shiny metallic finish. The video provides a clear view of the engine block's structure and the pistons' function within it.