The Iwis Porsche Engine Timing Chain Kit - 90001147 is a high-quality, durable kit designed specifically for Porsche vehicles. It includes all the necessary components for proper timing chain maintenance, including the timing chain, tensioner, guides, and other related parts. This kit is manufactured by Iwis, a trusted brand in the automotive industry, and is designed to ensure optimal engine performance and longevity. It is compatible with various Porsche models and is an essential component for maintaining the engine's timing and overall function.