The Cummins 88 Big Cam IV Idler - Smooth Pulley is a reliable and durable component designed to fit most 88 Big Cam IV makes and models. This OEM pump number 3065000 sold individually features a smooth pulley for efficient operation. With its high-quality construction, this idler ensures smooth and reliable performance, making it an essential part for your engine. Trust the Cummins 88 Big Cam IV Idler - Smooth Pulley for its practicality and compatibility with a wide range of models, providing a dependable solution for your engine needs.