The Genuine VW/Audi Timing Belt Kit - 178640 is a comprehensive set of products designed for the maintenance and repair of a car's timing belt system. This kit includes five essential components that work together to ensure proper functioning of the timing belt. These components include a timing belt, a tensioner, an idler pulley, a water pump, and a drive belt. Each of these parts plays a crucial role in the operation of the timing belt and helps to keep the engine running smoothly.

The timing belt is a toothed belt that connects the crankshaft and the camshaft, ensuring that the valves open and close at the correct time. The tensioner is responsible for keeping the timing belt at the correct tension, preventing it from slipping or breaking. The idler pulley helps to guide the timing belt and keep it in place. The water pump is responsible for circulating coolant through the engine to prevent overheating. The drive belt is responsible for powering various engine accessories, such as the alternator and air conditioning compressor.

This kit is specifically designed for VW and Audi vehicles, ensuring a perfect fit and compatibility with these brands. It is a genuine product, meaning it is made by the original manufacturer and meets the highest quality standards. By using this kit, car owners can ensure that their timing belt system is properly maintained and functioning at its best, reducing the risk of costly repairs or breakdowns.