The Gates Timing Chain Tensioner - VVS143 is a high-quality component designed to maintain proper tension on the timing chain in an engine. This tensioner is specifically designed for use with the VVS143 engine and is made from durable materials to ensure long-lasting performance. It helps to prevent slack in the timing chain, which can cause engine damage and reduce overall performance. This tensioner is a reliable and essential part of any engine's timing system.