Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience. Cloyes engine timing belt tensioner’s built a reputation in the automotive industry for quality and craftmanship. We manufacture engine timing belt tensioner’s for virtually every automobile on the road today. Cloyes engine timing belt tensioner’s are available for on and off road use and are designed for all weather conditions.