The product is a set of carburetors designed for Kawasaki Ninja ZX11D motorcycles produced between 1990-1998. These carburetors, specifically model number 65-78080, need to be cleaned before installation. They are essential components for controlling the fuel-air mixture in the engine, ensuring optimal performance and efficiency. As genuine Kawasaki parts, they are reliable and designed to fit the specified motorcycle models, making them a valuable component for maintaining and upgrading the bike's fuel system.