The Iwis Porsche Engine Timing Chain - 50031803 is a high-quality timing chain designed specifically for use in Porsche engines. It is made by the reputable brand Iwis and is known for its durability and reliability. This timing chain is an essential component in the engine's timing system, ensuring that the valves open and close at the correct time for optimal engine performance. It is made of strong and durable materials to withstand the high temperatures and pressures within the engine. This product is a direct replacement for the original timing chain and is compatible with various Porsche models.