This high-quality auto belt tensioner from Motorcraft is a must-have for any car or truck owner. The tensioner assembly is designed to keep your accessory belts running smoothly and efficiently, ensuring optimal performance and longevity for your engine. With a manufacturer part number of BT-73 and a Mfr Code of MI, you can trust that this tensioner assembly is made to the highest standards of quality and durability. In addition, this product comes with a generous 1-year warranty, giving you peace of mind and protection against any defects or issues that may arise. Whether you're a professional mechanic or a DIY enthusiast, this tensioner assembly is a great choice for ensuring that your engine stays running smoothly and reliably. Shop with confidence and get yours today!