The Genuine Porsche Engine Timing Chain Guide - 99610516400 is a high-quality, OEM replacement part designed specifically for Porsche 911 (996) models. This timing chain guide is responsible for ensuring the proper alignment and tension of the engine's timing chain, which is crucial for the overall performance and longevity of the engine. Made from durable materials, this timing chain guide is built to withstand the intense heat and stress of the engine, providing reliable and long-lasting performance. It is an essential component for maintaining the smooth and efficient operation of your Porsche engine.