The Genuine Porsche Valve Spring - 99610511953 is a high-quality replacement part for Porsche vehicles. It is designed to be used in the valve assembly of the engine and helps to keep the valves functioning properly. This valve spring is made from durable materials and is manufactured to the exact specifications of the original part, ensuring a perfect fit and performance. It is a genuine Porsche product, ensuring reliability and longevity. This valve spring is compatible with the Porsche 996 model and has the part number 99610511953.