The INA Timing Belt Tensioner is a reliable and durable part for your engine. This tensioner is designed to keep your timing belt tensioned and your engine running smoothly. With a high-quality construction and durable materials, this tensioner is designed to last and provide reliable performance. The 5310894100 tensioner is easy to install and fits a variety of engines, making it a great choice for any car or truck. With reliable performance and easy installation, the INA Timing Belt Tensioner is the perfect choice to keep your engine running smoothly.