This engine timing chain tensioner is designed for the driver's side (LH) of Ford engines. It is compatible with F85Z-6M274-AA models and is a crucial component for maintaining the engine's timing. The tensioner is made by the trusted brand Ford and is a reliable replacement part for your vehicle. This tensioner is part of the timing components and kits category and is perfect for anyone in need of a replacement engine part. It is easy to install and will ensure your engine's timing is accurate. Purchase this tensioner today and keep your engine running smoothly.